72968280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:234

約数の個数: 256

約数和(自身を含む): 279936000

約数和(自身を除く): 206967720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 53, 55, 56, 60, 66, 70, 77, 84, 88, 105, 106, 110, 120, 132, 140, 149, 154, 159, 165, 168, 210, 212, 220, 231, 264, 265, 280, 298, 308, 318, 330, 371, 385, 420, 424, 440, 447, 462, 530, 583, 596, 616, 636, 660, 742, 745, 770, 795, 840, 894, 924, 1043, 1060, 1113, 1155, 1166, 1192, 1272, 1320, 1484, 1490, 1540, 1590, 1639, 1749, 1788, 1848, 1855, 2086, 2120, 2226, 2235, 2310, 2332, 2915, 2968, 2980, 3080, 3129, 3180, 3278, 3498, 3576, 3710, 4081, 4172, 4452, 4470, 4620, 4664, 4917, 5215, 5565, 5830, 5960, 6258, 6360, 6556, 6996, 7420, 7897, 8162, 8195, 8344, 8745, 8904, 8940, 9240, 9834, 10430, 11130, 11473, 11660, 12243, 12516, 13112, 13992, 14840, 15645, 15794, 16324, 16390, 17490, 17880, 19668, 20405, 20860, 22260, 22946, 23320, 23691, 24486, 24585, 25032, 31290, 31588, 32648, 32780, 34419, 34980, 39336, 39485, 40810, 41720, 44520, 45892, 47382, 48972, 49170, 55279, 57365, 61215, 62580, 63176, 65560, 68838, 69960, 78970, 81620, 86867, 91784, 94764, 97944, 98340, 110558, 114730, 118455, 122430, 125160, 137676, 157940, 163240, 165837, 172095, 173734, 189528, 196680, 221116, 229460, 236910, 244860, 260601, 275352, 276395, 315880, 331674, 344190, 347468, 434335, 442232, 458920, 473820, 489720, 521202, 552790, 608069, 663348, 688380, 694936, 829185, 868670, 947640, 1042404, 1105580, 1216138, 1303005, 1326696, 1376760, 1658370, 1737340, 1824207, 2084808, 2211160, 2432276, 2606010, 3040345, 3316740, 3474680, 3648414, 4864552, 5212020, 6080690, 6633480, 7296828, 9121035, 10424040, 12161380, 14593656, 18242070, 24322760, 36484140, 72968280]

約数ペア:

[(1, 72968280), (2, 36484140), (3, 24322760), (4, 18242070), (5, 14593656), (6, 12161380), (7, 10424040), (8, 9121035), (10, 7296828), (11, 6633480), (12, 6080690), (14, 5212020), (15, 4864552), (20, 3648414), (21, 3474680), (22, 3316740), (24, 3040345), (28, 2606010), (30, 2432276), (33, 2211160), (35, 2084808), (40, 1824207), (42, 1737340), (44, 1658370), (53, 1376760), (55, 1326696), (56, 1303005), (60, 1216138), (66, 1105580), (70, 1042404), (77, 947640), (84, 868670), (88, 829185), (105, 694936), (106, 688380), (110, 663348), (120, 608069), (132, 552790), (140, 521202), (149, 489720), (154, 473820), (159, 458920), (165, 442232), (168, 434335), (210, 347468), (212, 344190), (220, 331674), (231, 315880), (264, 276395), (265, 275352), (280, 260601), (298, 244860), (308, 236910), (318, 229460), (330, 221116), (371, 196680), (385, 189528), (420, 173734), (424, 172095), (440, 165837), (447, 163240), (462, 157940), (530, 137676), (583, 125160), (596, 122430), (616, 118455), (636, 114730), (660, 110558), (742, 98340), (745, 97944), (770, 94764), (795, 91784), (840, 86867), (894, 81620), (924, 78970), (1043, 69960), (1060, 68838), (1113, 65560), (1155, 63176), (1166, 62580), (1192, 61215), (1272, 57365), (1320, 55279), (1484, 49170), (1490, 48972), (1540, 47382), (1590, 45892), (1639, 44520), (1749, 41720), (1788, 40810), (1848, 39485), (1855, 39336), (2086, 34980), (2120, 34419), (2226, 32780), (2235, 32648), (2310, 31588), (2332, 31290), (2915, 25032), (2968, 24585), (2980, 24486), (3080, 23691), (3129, 23320), (3180, 22946), (3278, 22260), (3498, 20860), (3576, 20405), (3710, 19668), (4081, 17880), (4172, 17490), (4452, 16390), (4470, 16324), (4620, 15794), (4664, 15645), (4917, 14840), (5215, 13992), (5565, 13112), (5830, 12516), (5960, 12243), (6258, 11660), (6360, 11473), (6556, 11130), (6996, 10430), (7420, 9834), (7897, 9240), (8162, 8940), (8195, 8904), (8344, 8745)]