251081040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1451}}^1$

素因数の和:1577

約数の個数: 160

約数和(自身を含む): 898799616

約数和(自身を除く): 647718576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 103, 105, 112, 120, 140, 168, 206, 210, 240, 280, 309, 336, 412, 420, 515, 560, 618, 721, 824, 840, 1030, 1236, 1442, 1451, 1545, 1648, 1680, 2060, 2163, 2472, 2884, 2902, 3090, 3605, 4120, 4326, 4353, 4944, 5768, 5804, 6180, 7210, 7255, 8240, 8652, 8706, 10157, 10815, 11536, 11608, 12360, 14420, 14510, 17304, 17412, 20314, 21630, 21765, 23216, 24720, 28840, 29020, 30471, 34608, 34824, 40628, 43260, 43530, 50785, 57680, 58040, 60942, 69648, 81256, 86520, 87060, 101570, 116080, 121884, 149453, 152355, 162512, 173040, 174120, 203140, 243768, 298906, 304710, 348240, 406280, 448359, 487536, 597812, 609420, 747265, 812560, 896718, 1046171, 1195624, 1218840, 1494530, 1793436, 2092342, 2241795, 2391248, 2437680, 2989060, 3138513, 3586872, 4184684, 4483590, 5230855, 5978120, 6277026, 7173744, 8369368, 8967180, 10461710, 11956240, 12554052, 15692565, 16738736, 17934360, 20923420, 25108104, 31385130, 35868720, 41846840, 50216208, 62770260, 83693680, 125540520, 251081040]

約数ペア:

[(1, 251081040), (2, 125540520), (3, 83693680), (4, 62770260), (5, 50216208), (6, 41846840), (7, 35868720), (8, 31385130), (10, 25108104), (12, 20923420), (14, 17934360), (15, 16738736), (16, 15692565), (20, 12554052), (21, 11956240), (24, 10461710), (28, 8967180), (30, 8369368), (35, 7173744), (40, 6277026), (42, 5978120), (48, 5230855), (56, 4483590), (60, 4184684), (70, 3586872), (80, 3138513), (84, 2989060), (103, 2437680), (105, 2391248), (112, 2241795), (120, 2092342), (140, 1793436), (168, 1494530), (206, 1218840), (210, 1195624), (240, 1046171), (280, 896718), (309, 812560), (336, 747265), (412, 609420), (420, 597812), (515, 487536), (560, 448359), (618, 406280), (721, 348240), (824, 304710), (840, 298906), (1030, 243768), (1236, 203140), (1442, 174120), (1451, 173040), (1545, 162512), (1648, 152355), (1680, 149453), (2060, 121884), (2163, 116080), (2472, 101570), (2884, 87060), (2902, 86520), (3090, 81256), (3605, 69648), (4120, 60942), (4326, 58040), (4353, 57680), (4944, 50785), (5768, 43530), (5804, 43260), (6180, 40628), (7210, 34824), (7255, 34608), (8240, 30471), (8652, 29020), (8706, 28840), (10157, 24720), (10815, 23216), (11536, 21765), (11608, 21630), (12360, 20314), (14420, 17412), (14510, 17304)]