20157633720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{67219}}^1$

素因数の和:67267

約数の個数: 288

約数和(自身を含む): 80692232400

約数和(自身を除く): 60534598680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 49, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 98, 102, 105, 119, 120, 126, 136, 140, 147, 153, 168, 170, 180, 196, 204, 210, 238, 245, 252, 255, 280, 294, 306, 315, 340, 357, 360, 392, 408, 420, 441, 476, 490, 504, 510, 588, 595, 612, 630, 680, 714, 735, 765, 833, 840, 882, 952, 980, 1020, 1071, 1176, 1190, 1224, 1260, 1428, 1470, 1530, 1666, 1764, 1785, 1960, 2040, 2142, 2205, 2380, 2499, 2520, 2856, 2940, 3060, 3332, 3528, 3570, 4165, 4284, 4410, 4760, 4998, 5355, 5880, 6120, 6664, 7140, 7497, 8330, 8568, 8820, 9996, 10710, 12495, 14280, 14994, 16660, 17640, 19992, 21420, 24990, 29988, 33320, 37485, 42840, 49980, 59976, 67219, 74970, 99960, 134438, 149940, 201657, 268876, 299880, 336095, 403314, 470533, 537752, 604971, 672190, 806628, 941066, 1008285, 1142723, 1209942, 1344380, 1411599, 1613256, 1882132, 2016570, 2285446, 2352665, 2419884, 2688760, 2823198, 3024855, 3293731, 3428169, 3764264, 4033140, 4234797, 4570892, 4705330, 4839768, 5646396, 5713615, 6049710, 6587462, 6856338, 7057995, 7999061, 8066280, 8469594, 9141784, 9410660, 9881193, 10284507, 11292792, 11427230, 12099420, 13174924, 13712676, 14115990, 15998122, 16468655, 16939188, 17140845, 18821320, 19762386, 20569014, 21173985, 22854460, 23997183, 24198840, 26349848, 27425352, 28231980, 29643579, 31996244, 32937310, 33878376, 34281690, 39524772, 39995305, 41138028, 42347970, 45708920, 47994366, 49405965, 51422535, 55993427, 56463960, 59287158, 63992488, 65874620, 68563380, 71991549, 79049544, 79990610, 82276056, 84695940, 95988732, 98811930, 102845070, 111986854, 118574316, 119985915, 131749240, 137126760, 143983098, 148217895, 159981220, 167980281, 169391880, 191977464, 197623860, 205690140, 223973708, 237148632, 239971830, 279967135, 287966196, 296435790, 319962440, 335960562, 359957745, 395247720, 411380280, 447947416, 479943660, 503940843, 559934270, 575932392, 592871580, 671921124, 719915490, 839901405, 959887320, 1007881686, 1119868540, 1185743160, 1343842248, 1439830980, 1679802810, 2015763372, 2239737080, 2519704215, 2879661960, 3359605620, 4031526744, 5039408430, 6719211240, 10078816860, 20157633720]

約数ペア:

[(1, 20157633720), (2, 10078816860), (3, 6719211240), (4, 5039408430), (5, 4031526744), (6, 3359605620), (7, 2879661960), (8, 2519704215), (9, 2239737080), (10, 2015763372), (12, 1679802810), (14, 1439830980), (15, 1343842248), (17, 1185743160), (18, 1119868540), (20, 1007881686), (21, 959887320), (24, 839901405), (28, 719915490), (30, 671921124), (34, 592871580), (35, 575932392), (36, 559934270), (40, 503940843), (42, 479943660), (45, 447947416), (49, 411380280), (51, 395247720), (56, 359957745), (60, 335960562), (63, 319962440), (68, 296435790), (70, 287966196), (72, 279967135), (84, 239971830), (85, 237148632), (90, 223973708), (98, 205690140), (102, 197623860), (105, 191977464), (119, 169391880), (120, 167980281), (126, 159981220), (136, 148217895), (140, 143983098), (147, 137126760), (153, 131749240), (168, 119985915), (170, 118574316), (180, 111986854), (196, 102845070), (204, 98811930), (210, 95988732), (238, 84695940), (245, 82276056), (252, 79990610), (255, 79049544), (280, 71991549), (294, 68563380), (306, 65874620), (315, 63992488), (340, 59287158), (357, 56463960), (360, 55993427), (392, 51422535), (408, 49405965), (420, 47994366), (441, 45708920), (476, 42347970), (490, 41138028), (504, 39995305), (510, 39524772), (588, 34281690), (595, 33878376), (612, 32937310), (630, 31996244), (680, 29643579), (714, 28231980), (735, 27425352), (765, 26349848), (833, 24198840), (840, 23997183), (882, 22854460), (952, 21173985), (980, 20569014), (1020, 19762386), (1071, 18821320), (1176, 17140845), (1190, 16939188), (1224, 16468655), (1260, 15998122), (1428, 14115990), (1470, 13712676), (1530, 13174924), (1666, 12099420), (1764, 11427230), (1785, 11292792), (1960, 10284507), (2040, 9881193), (2142, 9410660), (2205, 9141784), (2380, 8469594), (2499, 8066280), (2520, 7999061), (2856, 7057995), (2940, 6856338), (3060, 6587462), (3332, 6049710), (3528, 5713615), (3570, 5646396), (4165, 4839768), (4284, 4705330), (4410, 4570892), (4760, 4234797), (4998, 4033140), (5355, 3764264), (5880, 3428169), (6120, 3293731), (6664, 3024855), (7140, 2823198), (7497, 2688760), (8330, 2419884), (8568, 2352665), (8820, 2285446), (9996, 2016570), (10710, 1882132), (12495, 1613256), (14280, 1411599), (14994, 1344380), (16660, 1209942), (17640, 1142723), (19992, 1008285), (21420, 941066), (24990, 806628), (29988, 672190), (33320, 604971), (37485, 537752), (42840, 470533), (49980, 403314), (59976, 336095), (67219, 299880), (74970, 268876), (99960, 201657), (134438, 149940)]