19556460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 288

約数和(自身を含む): 79252992

約数和(自身を除く): 59696532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 17, 18, 20, 21, 22, 28, 30, 33, 34, 35, 36, 42, 44, 45, 51, 55, 60, 63, 66, 68, 70, 77, 83, 84, 85, 90, 99, 102, 105, 110, 119, 126, 132, 140, 153, 154, 165, 166, 170, 180, 187, 198, 204, 210, 220, 231, 238, 249, 252, 255, 306, 308, 315, 330, 332, 340, 357, 374, 385, 396, 415, 420, 462, 476, 495, 498, 510, 561, 581, 595, 612, 630, 660, 693, 714, 747, 748, 765, 770, 830, 913, 924, 935, 990, 996, 1020, 1071, 1122, 1155, 1162, 1190, 1245, 1260, 1309, 1386, 1411, 1428, 1494, 1530, 1540, 1660, 1683, 1743, 1785, 1826, 1870, 1980, 2142, 2244, 2310, 2324, 2380, 2490, 2618, 2739, 2772, 2805, 2822, 2905, 2988, 3060, 3366, 3465, 3486, 3570, 3652, 3735, 3740, 3927, 4233, 4284, 4565, 4620, 4980, 5229, 5236, 5355, 5478, 5610, 5644, 5810, 6391, 6545, 6732, 6930, 6972, 7055, 7140, 7470, 7854, 8217, 8415, 8466, 8715, 9130, 9877, 10458, 10710, 10956, 11220, 11620, 11781, 12699, 12782, 13090, 13695, 13860, 14110, 14940, 15521, 15708, 16434, 16830, 16932, 17430, 18260, 19173, 19635, 19754, 20916, 21165, 21420, 23562, 25398, 25564, 26145, 26180, 27390, 28220, 29631, 31042, 31955, 32868, 33660, 34860, 38346, 39270, 39508, 41085, 42330, 46563, 47124, 49385, 50796, 52290, 54780, 57519, 58905, 59262, 62084, 63495, 63910, 76692, 77605, 78540, 82170, 84660, 88893, 93126, 95865, 98770, 104580, 108647, 115038, 117810, 118524, 126990, 127820, 139689, 148155, 155210, 164340, 177786, 186252, 191730, 197540, 217294, 230076, 232815, 235620, 253980, 279378, 287595, 296310, 310420, 325941, 355572, 383460, 434588, 444465, 465630, 543235, 558756, 575190, 592620, 651882, 698445, 888930, 931260, 977823, 1086470, 1150380, 1303764, 1396890, 1629705, 1777860, 1955646, 2172940, 2793780, 3259410, 3911292, 4889115, 6518820, 9778230, 19556460]

約数ペア:

[(1, 19556460), (2, 9778230), (3, 6518820), (4, 4889115), (5, 3911292), (6, 3259410), (7, 2793780), (9, 2172940), (10, 1955646), (11, 1777860), (12, 1629705), (14, 1396890), (15, 1303764), (17, 1150380), (18, 1086470), (20, 977823), (21, 931260), (22, 888930), (28, 698445), (30, 651882), (33, 592620), (34, 575190), (35, 558756), (36, 543235), (42, 465630), (44, 444465), (45, 434588), (51, 383460), (55, 355572), (60, 325941), (63, 310420), (66, 296310), (68, 287595), (70, 279378), (77, 253980), (83, 235620), (84, 232815), (85, 230076), (90, 217294), (99, 197540), (102, 191730), (105, 186252), (110, 177786), (119, 164340), (126, 155210), (132, 148155), (140, 139689), (153, 127820), (154, 126990), (165, 118524), (166, 117810), (170, 115038), (180, 108647), (187, 104580), (198, 98770), (204, 95865), (210, 93126), (220, 88893), (231, 84660), (238, 82170), (249, 78540), (252, 77605), (255, 76692), (306, 63910), (308, 63495), (315, 62084), (330, 59262), (332, 58905), (340, 57519), (357, 54780), (374, 52290), (385, 50796), (396, 49385), (415, 47124), (420, 46563), (462, 42330), (476, 41085), (495, 39508), (498, 39270), (510, 38346), (561, 34860), (581, 33660), (595, 32868), (612, 31955), (630, 31042), (660, 29631), (693, 28220), (714, 27390), (747, 26180), (748, 26145), (765, 25564), (770, 25398), (830, 23562), (913, 21420), (924, 21165), (935, 20916), (990, 19754), (996, 19635), (1020, 19173), (1071, 18260), (1122, 17430), (1155, 16932), (1162, 16830), (1190, 16434), (1245, 15708), (1260, 15521), (1309, 14940), (1386, 14110), (1411, 13860), (1428, 13695), (1494, 13090), (1530, 12782), (1540, 12699), (1660, 11781), (1683, 11620), (1743, 11220), (1785, 10956), (1826, 10710), (1870, 10458), (1980, 9877), (2142, 9130), (2244, 8715), (2310, 8466), (2324, 8415), (2380, 8217), (2490, 7854), (2618, 7470), (2739, 7140), (2772, 7055), (2805, 6972), (2822, 6930), (2905, 6732), (2988, 6545), (3060, 6391), (3366, 5810), (3465, 5644), (3486, 5610), (3570, 5478), (3652, 5355), (3735, 5236), (3740, 5229), (3927, 4980), (4233, 4620), (4284, 4565)]