205983960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1451}}^1$

素因数の和:1498

約数の個数: 192

約数和(自身を含む): 765262080

約数和(自身を除く): 559278120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 169, 182, 195, 210, 260, 273, 280, 312, 338, 364, 390, 420, 455, 507, 520, 546, 676, 728, 780, 840, 845, 910, 1014, 1092, 1183, 1352, 1365, 1451, 1560, 1690, 1820, 2028, 2184, 2366, 2535, 2730, 2902, 3380, 3549, 3640, 4056, 4353, 4732, 5070, 5460, 5804, 5915, 6760, 7098, 7255, 8706, 9464, 10140, 10157, 10920, 11608, 11830, 14196, 14510, 17412, 17745, 18863, 20280, 20314, 21765, 23660, 28392, 29020, 30471, 34824, 35490, 37726, 40628, 43530, 47320, 50785, 56589, 58040, 60942, 70980, 75452, 81256, 87060, 94315, 101570, 113178, 121884, 132041, 141960, 150904, 152355, 174120, 188630, 203140, 226356, 243768, 245219, 264082, 282945, 304710, 377260, 396123, 406280, 452712, 490438, 528164, 565890, 609420, 660205, 735657, 754520, 792246, 980876, 1056328, 1131780, 1218840, 1226095, 1320410, 1471314, 1584492, 1716533, 1961752, 1980615, 2263560, 2452190, 2640820, 2942628, 3168984, 3433066, 3678285, 3961230, 4904380, 5149599, 5281640, 5885256, 6866132, 7356570, 7922460, 8582665, 9808760, 10299198, 13732264, 14713140, 15844920, 17165330, 20598396, 25747995, 29426280, 34330660, 41196792, 51495990, 68661320, 102991980, 205983960]

約数ペア:

[(1, 205983960), (2, 102991980), (3, 68661320), (4, 51495990), (5, 41196792), (6, 34330660), (7, 29426280), (8, 25747995), (10, 20598396), (12, 17165330), (13, 15844920), (14, 14713140), (15, 13732264), (20, 10299198), (21, 9808760), (24, 8582665), (26, 7922460), (28, 7356570), (30, 6866132), (35, 5885256), (39, 5281640), (40, 5149599), (42, 4904380), (52, 3961230), (56, 3678285), (60, 3433066), (65, 3168984), (70, 2942628), (78, 2640820), (84, 2452190), (91, 2263560), (104, 1980615), (105, 1961752), (120, 1716533), (130, 1584492), (140, 1471314), (156, 1320410), (168, 1226095), (169, 1218840), (182, 1131780), (195, 1056328), (210, 980876), (260, 792246), (273, 754520), (280, 735657), (312, 660205), (338, 609420), (364, 565890), (390, 528164), (420, 490438), (455, 452712), (507, 406280), (520, 396123), (546, 377260), (676, 304710), (728, 282945), (780, 264082), (840, 245219), (845, 243768), (910, 226356), (1014, 203140), (1092, 188630), (1183, 174120), (1352, 152355), (1365, 150904), (1451, 141960), (1560, 132041), (1690, 121884), (1820, 113178), (2028, 101570), (2184, 94315), (2366, 87060), (2535, 81256), (2730, 75452), (2902, 70980), (3380, 60942), (3549, 58040), (3640, 56589), (4056, 50785), (4353, 47320), (4732, 43530), (5070, 40628), (5460, 37726), (5804, 35490), (5915, 34824), (6760, 30471), (7098, 29020), (7255, 28392), (8706, 23660), (9464, 21765), (10140, 20314), (10157, 20280), (10920, 18863), (11608, 17745), (11830, 17412), (14196, 14510)]