155420460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3907}}^1$

素因数の和:3952

約数の個数: 144

約数和(自身を含む): 537709536

約数和(自身を除く): 382289076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3907, 3978, 4420, 6630, 7814, 7956, 9945, 11721, 13260, 15628, 19535, 19890, 23442, 35163, 39070, 39780, 46884, 50791, 58605, 66419, 70326, 78140, 101582, 117210, 132838, 140652, 152373, 175815, 199257, 203164, 234420, 253955, 265676, 304746, 332095, 351630, 398514, 457119, 507910, 597771, 609492, 664190, 703260, 761865, 797028, 863447, 914238, 996285, 1015820, 1195542, 1328380, 1523730, 1726894, 1828476, 1992570, 2285595, 2391084, 2590341, 2988855, 3047460, 3453788, 3985140, 4317235, 4571190, 5180682, 5977710, 7771023, 8634470, 9142380, 10361364, 11955420, 12951705, 15542046, 17268940, 25903410, 31084092, 38855115, 51806820, 77710230, 155420460]

約数ペア:

[(1, 155420460), (2, 77710230), (3, 51806820), (4, 38855115), (5, 31084092), (6, 25903410), (9, 17268940), (10, 15542046), (12, 12951705), (13, 11955420), (15, 10361364), (17, 9142380), (18, 8634470), (20, 7771023), (26, 5977710), (30, 5180682), (34, 4571190), (36, 4317235), (39, 3985140), (45, 3453788), (51, 3047460), (52, 2988855), (60, 2590341), (65, 2391084), (68, 2285595), (78, 1992570), (85, 1828476), (90, 1726894), (102, 1523730), (117, 1328380), (130, 1195542), (153, 1015820), (156, 996285), (170, 914238), (180, 863447), (195, 797028), (204, 761865), (221, 703260), (234, 664190), (255, 609492), (260, 597771), (306, 507910), (340, 457119), (390, 398514), (442, 351630), (468, 332095), (510, 304746), (585, 265676), (612, 253955), (663, 234420), (765, 203164), (780, 199257), (884, 175815), (1020, 152373), (1105, 140652), (1170, 132838), (1326, 117210), (1530, 101582), (1989, 78140), (2210, 70326), (2340, 66419), (2652, 58605), (3060, 50791), (3315, 46884), (3907, 39780), (3978, 39070), (4420, 35163), (6630, 23442), (7814, 19890), (7956, 19535), (9945, 15628), (11721, 13260)]