64984680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:701

約数の個数: 160

約数和(自身を含む): 225815040

約数和(自身を除く): 160830360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 647, 648, 744, 810, 837, 930, 1080, 1116, 1240, 1294, 1395, 1620, 1674, 1860, 1941, 2232, 2511, 2588, 2790, 3235, 3240, 3348, 3720, 3882, 4185, 5022, 5176, 5580, 5823, 6470, 6696, 7764, 8370, 9705, 10044, 11160, 11646, 12555, 12940, 15528, 16740, 17469, 19410, 20057, 20088, 23292, 25110, 25880, 29115, 33480, 34938, 38820, 40114, 46584, 50220, 52407, 58230, 60171, 69876, 77640, 80228, 87345, 100285, 100440, 104814, 116460, 120342, 139752, 160456, 174690, 180513, 200570, 209628, 232920, 240684, 262035, 300855, 349380, 361026, 401140, 419256, 481368, 524070, 541539, 601710, 698760, 722052, 802280, 902565, 1048140, 1083078, 1203420, 1444104, 1624617, 1805130, 2096280, 2166156, 2406840, 2707695, 3249234, 3610260, 4332312, 5415390, 6498468, 7220520, 8123085, 10830780, 12996936, 16246170, 21661560, 32492340, 64984680]

約数ペア:

[(1, 64984680), (2, 32492340), (3, 21661560), (4, 16246170), (5, 12996936), (6, 10830780), (8, 8123085), (9, 7220520), (10, 6498468), (12, 5415390), (15, 4332312), (18, 3610260), (20, 3249234), (24, 2707695), (27, 2406840), (30, 2166156), (31, 2096280), (36, 1805130), (40, 1624617), (45, 1444104), (54, 1203420), (60, 1083078), (62, 1048140), (72, 902565), (81, 802280), (90, 722052), (93, 698760), (108, 601710), (120, 541539), (124, 524070), (135, 481368), (155, 419256), (162, 401140), (180, 361026), (186, 349380), (216, 300855), (248, 262035), (270, 240684), (279, 232920), (310, 209628), (324, 200570), (360, 180513), (372, 174690), (405, 160456), (465, 139752), (540, 120342), (558, 116460), (620, 104814), (647, 100440), (648, 100285), (744, 87345), (810, 80228), (837, 77640), (930, 69876), (1080, 60171), (1116, 58230), (1240, 52407), (1294, 50220), (1395, 46584), (1620, 40114), (1674, 38820), (1860, 34938), (1941, 33480), (2232, 29115), (2511, 25880), (2588, 25110), (2790, 23292), (3235, 20088), (3240, 20057), (3348, 19410), (3720, 17469), (3882, 16740), (4185, 15528), (5022, 12940), (5176, 12555), (5580, 11646), (5823, 11160), (6470, 10044), (6696, 9705), (7764, 8370)]