258607440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3986

約数の個数: 240

約数和(自身を含む): 1069181568

約数和(自身を除く): 810574128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 3947, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 7894, 8190, 9360, 10920, 11841, 13104, 15788, 16380, 19735, 21840, 23682, 27629, 31576, 32760, 35523, 39470, 47364, 51311, 55258, 59205, 63152, 65520, 71046, 78940, 82887, 94728, 102622, 110516, 118410, 138145, 142092, 153933, 157880, 165774, 177615, 189456, 205244, 221032, 236820, 248661, 256555, 276290, 284184, 307866, 315760, 331548, 355230, 359177, 410488, 414435, 442064, 461799, 473640, 497322, 513110, 552580, 568368, 615732, 663096, 710460, 718354, 769665, 820976, 828870, 923598, 947280, 994644, 1026220, 1077531, 1105160, 1231464, 1243305, 1326192, 1420920, 1436708, 1539330, 1657740, 1795885, 1847196, 1989288, 2052440, 2155062, 2210320, 2308995, 2462928, 2486610, 2841840, 2873416, 3078660, 3232593, 3315480, 3591770, 3694392, 3978576, 4104880, 4310124, 4617990, 4973220, 5387655, 5746832, 6157320, 6465186, 6630960, 7183540, 7388784, 8620248, 9235980, 9946440, 10775310, 12314640, 12930372, 14367080, 16162965, 17240496, 18471960, 19892880, 21550620, 25860744, 28734160, 32325930, 36943920, 43101240, 51721488, 64651860, 86202480, 129303720, 258607440]

約数ペア:

[(1, 258607440), (2, 129303720), (3, 86202480), (4, 64651860), (5, 51721488), (6, 43101240), (7, 36943920), (8, 32325930), (9, 28734160), (10, 25860744), (12, 21550620), (13, 19892880), (14, 18471960), (15, 17240496), (16, 16162965), (18, 14367080), (20, 12930372), (21, 12314640), (24, 10775310), (26, 9946440), (28, 9235980), (30, 8620248), (35, 7388784), (36, 7183540), (39, 6630960), (40, 6465186), (42, 6157320), (45, 5746832), (48, 5387655), (52, 4973220), (56, 4617990), (60, 4310124), (63, 4104880), (65, 3978576), (70, 3694392), (72, 3591770), (78, 3315480), (80, 3232593), (84, 3078660), (90, 2873416), (91, 2841840), (104, 2486610), (105, 2462928), (112, 2308995), (117, 2210320), (120, 2155062), (126, 2052440), (130, 1989288), (140, 1847196), (144, 1795885), (156, 1657740), (168, 1539330), (180, 1436708), (182, 1420920), (195, 1326192), (208, 1243305), (210, 1231464), (234, 1105160), (240, 1077531), (252, 1026220), (260, 994644), (273, 947280), (280, 923598), (312, 828870), (315, 820976), (336, 769665), (360, 718354), (364, 710460), (390, 663096), (420, 615732), (455, 568368), (468, 552580), (504, 513110), (520, 497322), (546, 473640), (560, 461799), (585, 442064), (624, 414435), (630, 410488), (720, 359177), (728, 355230), (780, 331548), (819, 315760), (840, 307866), (910, 284184), (936, 276290), (1008, 256555), (1040, 248661), (1092, 236820), (1170, 221032), (1260, 205244), (1365, 189456), (1456, 177615), (1560, 165774), (1638, 157880), (1680, 153933), (1820, 142092), (1872, 138145), (2184, 118410), (2340, 110516), (2520, 102622), (2730, 94728), (3120, 82887), (3276, 78940), (3640, 71046), (3947, 65520), (4095, 63152), (4368, 59205), (4680, 55258), (5040, 51311), (5460, 47364), (6552, 39470), (7280, 35523), (7894, 32760), (8190, 31576), (9360, 27629), (10920, 23682), (11841, 21840), (13104, 19735), (15788, 16380)]