218357880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 256

約数和(自身を含む): 762048000

約数和(自身を除く): 543690120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 53, 57, 60, 65, 76, 78, 95, 104, 106, 114, 120, 130, 139, 152, 156, 159, 190, 195, 212, 228, 247, 260, 265, 278, 285, 312, 318, 380, 390, 417, 424, 456, 494, 520, 530, 556, 570, 636, 689, 695, 741, 760, 780, 795, 834, 988, 1007, 1060, 1112, 1140, 1235, 1272, 1378, 1390, 1482, 1560, 1590, 1668, 1807, 1976, 2014, 2067, 2085, 2120, 2280, 2470, 2641, 2756, 2780, 2964, 3021, 3180, 3336, 3445, 3614, 3705, 4028, 4134, 4170, 4940, 5035, 5282, 5421, 5512, 5560, 5928, 6042, 6360, 6890, 7228, 7367, 7410, 7923, 8056, 8268, 8340, 9035, 9880, 10070, 10335, 10564, 10842, 12084, 13091, 13205, 13780, 14456, 14734, 14820, 15105, 15846, 16536, 16680, 18070, 20140, 20670, 21128, 21684, 22101, 24168, 26182, 26410, 27105, 27560, 29468, 29640, 30210, 31692, 34333, 36140, 36835, 39273, 39615, 40280, 41340, 43368, 44202, 52364, 52820, 54210, 58936, 60420, 63384, 65455, 68666, 72280, 73670, 78546, 79230, 82680, 88404, 95771, 102999, 104728, 105640, 108420, 110505, 120840, 130910, 137332, 139973, 147340, 157092, 158460, 171665, 176808, 191542, 196365, 205998, 216840, 221010, 261820, 274664, 279946, 287313, 294680, 314184, 316920, 343330, 383084, 392730, 411996, 419919, 442020, 478855, 514995, 523640, 559892, 574626, 686660, 699865, 766168, 785460, 823992, 839838, 884040, 957710, 1029990, 1119784, 1149252, 1373320, 1399730, 1436565, 1570920, 1679676, 1819649, 1915420, 2059980, 2099595, 2298504, 2799460, 2873130, 3359352, 3639298, 3830840, 4119960, 4199190, 5458947, 5598920, 5746260, 7278596, 8398380, 9098245, 10917894, 11492520, 14557192, 16796760, 18196490, 21835788, 27294735, 36392980, 43671576, 54589470, 72785960, 109178940, 218357880]

約数ペア:

[(1, 218357880), (2, 109178940), (3, 72785960), (4, 54589470), (5, 43671576), (6, 36392980), (8, 27294735), (10, 21835788), (12, 18196490), (13, 16796760), (15, 14557192), (19, 11492520), (20, 10917894), (24, 9098245), (26, 8398380), (30, 7278596), (38, 5746260), (39, 5598920), (40, 5458947), (52, 4199190), (53, 4119960), (57, 3830840), (60, 3639298), (65, 3359352), (76, 2873130), (78, 2799460), (95, 2298504), (104, 2099595), (106, 2059980), (114, 1915420), (120, 1819649), (130, 1679676), (139, 1570920), (152, 1436565), (156, 1399730), (159, 1373320), (190, 1149252), (195, 1119784), (212, 1029990), (228, 957710), (247, 884040), (260, 839838), (265, 823992), (278, 785460), (285, 766168), (312, 699865), (318, 686660), (380, 574626), (390, 559892), (417, 523640), (424, 514995), (456, 478855), (494, 442020), (520, 419919), (530, 411996), (556, 392730), (570, 383084), (636, 343330), (689, 316920), (695, 314184), (741, 294680), (760, 287313), (780, 279946), (795, 274664), (834, 261820), (988, 221010), (1007, 216840), (1060, 205998), (1112, 196365), (1140, 191542), (1235, 176808), (1272, 171665), (1378, 158460), (1390, 157092), (1482, 147340), (1560, 139973), (1590, 137332), (1668, 130910), (1807, 120840), (1976, 110505), (2014, 108420), (2067, 105640), (2085, 104728), (2120, 102999), (2280, 95771), (2470, 88404), (2641, 82680), (2756, 79230), (2780, 78546), (2964, 73670), (3021, 72280), (3180, 68666), (3336, 65455), (3445, 63384), (3614, 60420), (3705, 58936), (4028, 54210), (4134, 52820), (4170, 52364), (4940, 44202), (5035, 43368), (5282, 41340), (5421, 40280), (5512, 39615), (5560, 39273), (5928, 36835), (6042, 36140), (6360, 34333), (6890, 31692), (7228, 30210), (7367, 29640), (7410, 29468), (7923, 27560), (8056, 27105), (8268, 26410), (8340, 26182), (9035, 24168), (9880, 22101), (10070, 21684), (10335, 21128), (10564, 20670), (10842, 20140), (12084, 18070), (13091, 16680), (13205, 16536), (13780, 15846), (14456, 15105), (14734, 14820)]