201577980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{79}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 610606080

約数和(自身を除く): 409028100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 43, 46, 60, 69, 79, 86, 92, 115, 129, 138, 158, 172, 215, 230, 237, 258, 276, 316, 345, 395, 430, 460, 474, 516, 645, 690, 790, 860, 948, 989, 1185, 1290, 1380, 1580, 1817, 1849, 1978, 2370, 2580, 2967, 3397, 3634, 3698, 3956, 4740, 4945, 5451, 5547, 5934, 6794, 7268, 7396, 9085, 9245, 9890, 10191, 10902, 11094, 11868, 13588, 14835, 16985, 18170, 18490, 19780, 20382, 21804, 22188, 27255, 27735, 29670, 33970, 36340, 36980, 40764, 42527, 50955, 54510, 55470, 59340, 67940, 78131, 85054, 101910, 109020, 110940, 127581, 146071, 156262, 170108, 203820, 212635, 234393, 255162, 292142, 312524, 390655, 425270, 438213, 468786, 510324, 584284, 637905, 730355, 781310, 850540, 876426, 937572, 1171965, 1275810, 1460710, 1562620, 1752852, 2191065, 2343930, 2551620, 2921420, 3359633, 4382130, 4687860, 6719266, 8764260, 10078899, 13438532, 16798165, 20157798, 33596330, 40315596, 50394495, 67192660, 100788990, 201577980]

約数ペア:

[(1, 201577980), (2, 100788990), (3, 67192660), (4, 50394495), (5, 40315596), (6, 33596330), (10, 20157798), (12, 16798165), (15, 13438532), (20, 10078899), (23, 8764260), (30, 6719266), (43, 4687860), (46, 4382130), (60, 3359633), (69, 2921420), (79, 2551620), (86, 2343930), (92, 2191065), (115, 1752852), (129, 1562620), (138, 1460710), (158, 1275810), (172, 1171965), (215, 937572), (230, 876426), (237, 850540), (258, 781310), (276, 730355), (316, 637905), (345, 584284), (395, 510324), (430, 468786), (460, 438213), (474, 425270), (516, 390655), (645, 312524), (690, 292142), (790, 255162), (860, 234393), (948, 212635), (989, 203820), (1185, 170108), (1290, 156262), (1380, 146071), (1580, 127581), (1817, 110940), (1849, 109020), (1978, 101910), (2370, 85054), (2580, 78131), (2967, 67940), (3397, 59340), (3634, 55470), (3698, 54510), (3956, 50955), (4740, 42527), (4945, 40764), (5451, 36980), (5547, 36340), (5934, 33970), (6794, 29670), (7268, 27735), (7396, 27255), (9085, 22188), (9245, 21804), (9890, 20382), (10191, 19780), (10902, 18490), (11094, 18170), (11868, 16985), (13588, 14835)]