74318720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:392

約数の個数: 128

約数和(自身を含む): 207541440

約数和(自身を除く): 133222720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 280, 313, 320, 371, 424, 448, 530, 560, 626, 640, 742, 848, 896, 1060, 1120, 1252, 1484, 1565, 1696, 1855, 2120, 2191, 2240, 2504, 2968, 3130, 3392, 3710, 4240, 4382, 4480, 5008, 5936, 6260, 6784, 7420, 8480, 8764, 10016, 10955, 11872, 12520, 14840, 16589, 16960, 17528, 20032, 21910, 23744, 25040, 29680, 33178, 33920, 35056, 40064, 43820, 47488, 50080, 59360, 66356, 70112, 82945, 87640, 100160, 116123, 118720, 132712, 140224, 165890, 175280, 200320, 232246, 237440, 265424, 280448, 331780, 350560, 464492, 530848, 580615, 663560, 701120, 928984, 1061696, 1161230, 1327120, 1402240, 1857968, 2123392, 2322460, 2654240, 3715936, 4644920, 5308480, 7431872, 9289840, 10616960, 14863744, 18579680, 37159360, 74318720]

約数ペア:

[(1, 74318720), (2, 37159360), (4, 18579680), (5, 14863744), (7, 10616960), (8, 9289840), (10, 7431872), (14, 5308480), (16, 4644920), (20, 3715936), (28, 2654240), (32, 2322460), (35, 2123392), (40, 1857968), (53, 1402240), (56, 1327120), (64, 1161230), (70, 1061696), (80, 928984), (106, 701120), (112, 663560), (128, 580615), (140, 530848), (160, 464492), (212, 350560), (224, 331780), (265, 280448), (280, 265424), (313, 237440), (320, 232246), (371, 200320), (424, 175280), (448, 165890), (530, 140224), (560, 132712), (626, 118720), (640, 116123), (742, 100160), (848, 87640), (896, 82945), (1060, 70112), (1120, 66356), (1252, 59360), (1484, 50080), (1565, 47488), (1696, 43820), (1855, 40064), (2120, 35056), (2191, 33920), (2240, 33178), (2504, 29680), (2968, 25040), (3130, 23744), (3392, 21910), (3710, 20032), (4240, 17528), (4382, 16960), (4480, 16589), (5008, 14840), (5936, 12520), (6260, 11872), (6784, 10955), (7420, 10016), (8480, 8764)]