1868780340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:603

約数の個数: 288

約数和(自身を含む): 6868592640

約数和(自身を除く): 4999812300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 251, 252, 266, 285, 311, 315, 342, 380, 399, 420, 502, 532, 570, 622, 630, 665, 684, 753, 798, 855, 933, 1004, 1140, 1197, 1244, 1255, 1260, 1330, 1506, 1555, 1596, 1710, 1757, 1866, 1995, 2177, 2259, 2394, 2510, 2660, 2799, 3012, 3110, 3420, 3514, 3732, 3765, 3990, 4354, 4518, 4665, 4769, 4788, 5020, 5271, 5598, 5909, 5985, 6220, 6531, 7028, 7530, 7980, 8708, 8785, 9036, 9330, 9538, 10542, 10885, 11196, 11295, 11818, 11970, 13062, 13995, 14307, 15060, 15813, 17570, 17727, 18660, 19076, 19593, 21084, 21770, 22590, 23636, 23845, 23940, 26124, 26355, 27990, 28614, 29545, 31626, 32655, 33383, 35140, 35454, 39186, 41363, 42921, 43540, 45180, 47690, 52710, 53181, 55980, 57228, 59090, 63252, 65310, 66766, 70908, 71535, 78061, 78372, 79065, 82726, 85842, 88635, 95380, 97965, 100149, 105420, 106362, 118180, 124089, 130620, 133532, 143070, 156122, 158130, 165452, 166915, 171684, 177270, 195930, 200298, 206815, 212724, 214605, 234183, 248178, 265905, 286140, 300447, 312244, 316260, 333830, 354540, 372267, 390305, 391860, 400596, 413630, 429210, 468366, 496356, 500745, 531810, 546427, 600894, 620445, 667660, 702549, 744534, 780610, 827260, 858420, 936732, 1001490, 1063620, 1092854, 1170915, 1201788, 1240890, 1405098, 1483159, 1489068, 1502235, 1561220, 1639281, 1861335, 2002980, 2185708, 2341830, 2481780, 2732135, 2810196, 2966318, 3004470, 3278562, 3512745, 3722670, 4449477, 4683660, 4917843, 5464270, 5932636, 6008940, 6557124, 7025490, 7415795, 7445340, 8196405, 8898954, 9835686, 10382113, 10928540, 13348431, 14050980, 14831590, 16392810, 17797908, 19671372, 20764226, 22247385, 24589215, 26696862, 29663180, 31146339, 32785620, 41528452, 44494770, 49178430, 51910565, 53393724, 62292678, 66742155, 88989540, 93439017, 98356860, 103821130, 124585356, 133484310, 155731695, 186878034, 207642260, 266968620, 311463390, 373756068, 467195085, 622926780, 934390170, 1868780340]

約数ペア:

[(1, 1868780340), (2, 934390170), (3, 622926780), (4, 467195085), (5, 373756068), (6, 311463390), (7, 266968620), (9, 207642260), (10, 186878034), (12, 155731695), (14, 133484310), (15, 124585356), (18, 103821130), (19, 98356860), (20, 93439017), (21, 88989540), (28, 66742155), (30, 62292678), (35, 53393724), (36, 51910565), (38, 49178430), (42, 44494770), (45, 41528452), (57, 32785620), (60, 31146339), (63, 29663180), (70, 26696862), (76, 24589215), (84, 22247385), (90, 20764226), (95, 19671372), (105, 17797908), (114, 16392810), (126, 14831590), (133, 14050980), (140, 13348431), (171, 10928540), (180, 10382113), (190, 9835686), (210, 8898954), (228, 8196405), (251, 7445340), (252, 7415795), (266, 7025490), (285, 6557124), (311, 6008940), (315, 5932636), (342, 5464270), (380, 4917843), (399, 4683660), (420, 4449477), (502, 3722670), (532, 3512745), (570, 3278562), (622, 3004470), (630, 2966318), (665, 2810196), (684, 2732135), (753, 2481780), (798, 2341830), (855, 2185708), (933, 2002980), (1004, 1861335), (1140, 1639281), (1197, 1561220), (1244, 1502235), (1255, 1489068), (1260, 1483159), (1330, 1405098), (1506, 1240890), (1555, 1201788), (1596, 1170915), (1710, 1092854), (1757, 1063620), (1866, 1001490), (1995, 936732), (2177, 858420), (2259, 827260), (2394, 780610), (2510, 744534), (2660, 702549), (2799, 667660), (3012, 620445), (3110, 600894), (3420, 546427), (3514, 531810), (3732, 500745), (3765, 496356), (3990, 468366), (4354, 429210), (4518, 413630), (4665, 400596), (4769, 391860), (4788, 390305), (5020, 372267), (5271, 354540), (5598, 333830), (5909, 316260), (5985, 312244), (6220, 300447), (6531, 286140), (7028, 265905), (7530, 248178), (7980, 234183), (8708, 214605), (8785, 212724), (9036, 206815), (9330, 200298), (9538, 195930), (10542, 177270), (10885, 171684), (11196, 166915), (11295, 165452), (11818, 158130), (11970, 156122), (13062, 143070), (13995, 133532), (14307, 130620), (15060, 124089), (15813, 118180), (17570, 106362), (17727, 105420), (18660, 100149), (19076, 97965), (19593, 95380), (21084, 88635), (21770, 85842), (22590, 82726), (23636, 79065), (23845, 78372), (23940, 78061), (26124, 71535), (26355, 70908), (27990, 66766), (28614, 65310), (29545, 63252), (31626, 59090), (32655, 57228), (33383, 55980), (35140, 53181), (35454, 52710), (39186, 47690), (41363, 45180), (42921, 43540)]