155803680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:699

約数の個数: 144

約数和(自身を含む): 535016664

約数和(自身を除く): 379212984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 257, 288, 360, 421, 480, 514, 720, 771, 842, 1028, 1263, 1285, 1440, 1542, 1684, 2056, 2105, 2313, 2526, 2570, 3084, 3368, 3789, 3855, 4112, 4210, 4626, 5052, 5140, 6168, 6315, 6736, 7578, 7710, 8224, 8420, 9252, 10104, 10280, 11565, 12336, 12630, 13472, 15156, 15420, 16840, 18504, 18945, 20208, 20560, 23130, 24672, 25260, 30312, 30840, 33680, 37008, 37890, 40416, 41120, 46260, 50520, 60624, 61680, 67360, 74016, 75780, 92520, 101040, 108197, 121248, 123360, 151560, 185040, 202080, 216394, 303120, 324591, 370080, 432788, 540985, 606240, 649182, 865576, 973773, 1081970, 1298364, 1622955, 1731152, 1947546, 2163940, 2596728, 3245910, 3462304, 3895092, 4327880, 4868865, 5193456, 6491820, 7790184, 8655760, 9737730, 10386912, 12983640, 15580368, 17311520, 19475460, 25967280, 31160736, 38950920, 51934560, 77901840, 155803680]

約数ペア:

[(1, 155803680), (2, 77901840), (3, 51934560), (4, 38950920), (5, 31160736), (6, 25967280), (8, 19475460), (9, 17311520), (10, 15580368), (12, 12983640), (15, 10386912), (16, 9737730), (18, 8655760), (20, 7790184), (24, 6491820), (30, 5193456), (32, 4868865), (36, 4327880), (40, 3895092), (45, 3462304), (48, 3245910), (60, 2596728), (72, 2163940), (80, 1947546), (90, 1731152), (96, 1622955), (120, 1298364), (144, 1081970), (160, 973773), (180, 865576), (240, 649182), (257, 606240), (288, 540985), (360, 432788), (421, 370080), (480, 324591), (514, 303120), (720, 216394), (771, 202080), (842, 185040), (1028, 151560), (1263, 123360), (1285, 121248), (1440, 108197), (1542, 101040), (1684, 92520), (2056, 75780), (2105, 74016), (2313, 67360), (2526, 61680), (2570, 60624), (3084, 50520), (3368, 46260), (3789, 41120), (3855, 40416), (4112, 37890), (4210, 37008), (4626, 33680), (5052, 30840), (5140, 30312), (6168, 25260), (6315, 24672), (6736, 23130), (7578, 20560), (7710, 20208), (8224, 18945), (8420, 18504), (9252, 16840), (10104, 15420), (10280, 15156), (11565, 13472), (12336, 12630)]