74788480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 196635600

約数和(自身を除く): 121847120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 89, 101, 104, 128, 130, 160, 178, 202, 208, 260, 320, 356, 404, 416, 445, 505, 520, 640, 712, 808, 832, 890, 1010, 1040, 1157, 1313, 1424, 1616, 1664, 1780, 2020, 2080, 2314, 2626, 2848, 3232, 3560, 4040, 4160, 4628, 5252, 5696, 5785, 6464, 6565, 7120, 8080, 8320, 8989, 9256, 10504, 11392, 11570, 12928, 13130, 14240, 16160, 17978, 18512, 21008, 23140, 26260, 28480, 32320, 35956, 37024, 42016, 44945, 46280, 52520, 56960, 64640, 71912, 74048, 84032, 89890, 92560, 105040, 116857, 143824, 148096, 168064, 179780, 185120, 210080, 233714, 287648, 359560, 370240, 420160, 467428, 575296, 584285, 719120, 740480, 840320, 934856, 1150592, 1168570, 1438240, 1869712, 2337140, 2876480, 3739424, 4674280, 5752960, 7478848, 9348560, 14957696, 18697120, 37394240, 74788480]

約数ペア:

[(1, 74788480), (2, 37394240), (4, 18697120), (5, 14957696), (8, 9348560), (10, 7478848), (13, 5752960), (16, 4674280), (20, 3739424), (26, 2876480), (32, 2337140), (40, 1869712), (52, 1438240), (64, 1168570), (65, 1150592), (80, 934856), (89, 840320), (101, 740480), (104, 719120), (128, 584285), (130, 575296), (160, 467428), (178, 420160), (202, 370240), (208, 359560), (260, 287648), (320, 233714), (356, 210080), (404, 185120), (416, 179780), (445, 168064), (505, 148096), (520, 143824), (640, 116857), (712, 105040), (808, 92560), (832, 89890), (890, 84032), (1010, 74048), (1040, 71912), (1157, 64640), (1313, 56960), (1424, 52520), (1616, 46280), (1664, 44945), (1780, 42016), (2020, 37024), (2080, 35956), (2314, 32320), (2626, 28480), (2848, 26260), (3232, 23140), (3560, 21008), (4040, 18512), (4160, 17978), (4628, 16160), (5252, 14240), (5696, 13130), (5785, 12928), (6464, 11570), (6565, 11392), (7120, 10504), (8080, 9256), (8320, 8989)]