237888420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 288

約数和(自身を含む): 869449728

約数和(自身を除く): 631561308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 55, 60, 62, 66, 70, 77, 84, 93, 105, 110, 121, 124, 132, 140, 151, 154, 155, 165, 186, 210, 217, 220, 231, 242, 302, 308, 310, 330, 341, 363, 372, 385, 420, 434, 453, 462, 465, 484, 604, 605, 620, 651, 660, 682, 726, 755, 770, 847, 868, 906, 924, 930, 1023, 1057, 1085, 1155, 1210, 1302, 1364, 1452, 1510, 1540, 1661, 1694, 1705, 1812, 1815, 1860, 2046, 2114, 2170, 2265, 2310, 2387, 2420, 2541, 2604, 3020, 3171, 3255, 3322, 3388, 3410, 3630, 3751, 4092, 4228, 4235, 4340, 4530, 4620, 4681, 4774, 4983, 5082, 5115, 5285, 6342, 6510, 6644, 6820, 7161, 7260, 7502, 8305, 8470, 9060, 9362, 9548, 9966, 10164, 10230, 10570, 11253, 11627, 11935, 12684, 12705, 13020, 14043, 14322, 15004, 15855, 16610, 16940, 18271, 18724, 18755, 19932, 20460, 21140, 22506, 23254, 23405, 23870, 24915, 25410, 26257, 28086, 28644, 31710, 32767, 33220, 34881, 35805, 36542, 37510, 45012, 46508, 46810, 47740, 49830, 50820, 51491, 52514, 54813, 56172, 56265, 58135, 63420, 65534, 69762, 70215, 71610, 73084, 75020, 78771, 91355, 93620, 98301, 99660, 102982, 105028, 109626, 112530, 116270, 127897, 131068, 131285, 139524, 140430, 143220, 154473, 157542, 163835, 174405, 182710, 196602, 205964, 219252, 225060, 232540, 255794, 257455, 262570, 274065, 280860, 308946, 315084, 327670, 348810, 360437, 365420, 383691, 393204, 393855, 491505, 511588, 514910, 525140, 548130, 566401, 617892, 639485, 655340, 697620, 720874, 767382, 772365, 787710, 983010, 1029820, 1081311, 1096260, 1132802, 1278970, 1441748, 1534764, 1544730, 1575420, 1699203, 1802185, 1918455, 1966020, 2162622, 2265604, 2557940, 2832005, 3089460, 3398406, 3604370, 3836910, 3964807, 4325244, 5406555, 5664010, 6796812, 7208740, 7673820, 7929614, 8496015, 10813110, 11328020, 11894421, 15859228, 16992030, 19824035, 21626220, 23788842, 33984060, 39648070, 47577684, 59472105, 79296140, 118944210, 237888420]

約数ペア:

[(1, 237888420), (2, 118944210), (3, 79296140), (4, 59472105), (5, 47577684), (6, 39648070), (7, 33984060), (10, 23788842), (11, 21626220), (12, 19824035), (14, 16992030), (15, 15859228), (20, 11894421), (21, 11328020), (22, 10813110), (28, 8496015), (30, 7929614), (31, 7673820), (33, 7208740), (35, 6796812), (42, 5664010), (44, 5406555), (55, 4325244), (60, 3964807), (62, 3836910), (66, 3604370), (70, 3398406), (77, 3089460), (84, 2832005), (93, 2557940), (105, 2265604), (110, 2162622), (121, 1966020), (124, 1918455), (132, 1802185), (140, 1699203), (151, 1575420), (154, 1544730), (155, 1534764), (165, 1441748), (186, 1278970), (210, 1132802), (217, 1096260), (220, 1081311), (231, 1029820), (242, 983010), (302, 787710), (308, 772365), (310, 767382), (330, 720874), (341, 697620), (363, 655340), (372, 639485), (385, 617892), (420, 566401), (434, 548130), (453, 525140), (462, 514910), (465, 511588), (484, 491505), (604, 393855), (605, 393204), (620, 383691), (651, 365420), (660, 360437), (682, 348810), (726, 327670), (755, 315084), (770, 308946), (847, 280860), (868, 274065), (906, 262570), (924, 257455), (930, 255794), (1023, 232540), (1057, 225060), (1085, 219252), (1155, 205964), (1210, 196602), (1302, 182710), (1364, 174405), (1452, 163835), (1510, 157542), (1540, 154473), (1661, 143220), (1694, 140430), (1705, 139524), (1812, 131285), (1815, 131068), (1860, 127897), (2046, 116270), (2114, 112530), (2170, 109626), (2265, 105028), (2310, 102982), (2387, 99660), (2420, 98301), (2541, 93620), (2604, 91355), (3020, 78771), (3171, 75020), (3255, 73084), (3322, 71610), (3388, 70215), (3410, 69762), (3630, 65534), (3751, 63420), (4092, 58135), (4228, 56265), (4235, 56172), (4340, 54813), (4530, 52514), (4620, 51491), (4681, 50820), (4774, 49830), (4983, 47740), (5082, 46810), (5115, 46508), (5285, 45012), (6342, 37510), (6510, 36542), (6644, 35805), (6820, 34881), (7161, 33220), (7260, 32767), (7502, 31710), (8305, 28644), (8470, 28086), (9060, 26257), (9362, 25410), (9548, 24915), (9966, 23870), (10164, 23405), (10230, 23254), (10570, 22506), (11253, 21140), (11627, 20460), (11935, 19932), (12684, 18755), (12705, 18724), (13020, 18271), (14043, 16940), (14322, 16610), (15004, 15855)]