312705990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:427

約数の個数: 192

約数和(自身を含む): 938096640

約数和(自身を除く): 625390650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 30, 31, 34, 38, 45, 51, 57, 62, 85, 90, 93, 95, 102, 114, 153, 155, 170, 171, 186, 190, 255, 279, 285, 306, 310, 323, 342, 347, 465, 510, 527, 558, 570, 589, 646, 694, 765, 855, 930, 969, 1041, 1054, 1178, 1395, 1530, 1581, 1615, 1710, 1735, 1767, 1938, 2082, 2635, 2790, 2907, 2945, 3123, 3162, 3230, 3470, 3534, 4743, 4845, 5205, 5270, 5301, 5814, 5890, 5899, 6246, 6593, 7905, 8835, 9486, 9690, 10013, 10410, 10602, 10757, 11798, 13186, 14535, 15615, 15810, 17670, 17697, 19779, 20026, 21514, 23715, 26505, 29070, 29495, 30039, 31230, 32271, 32965, 35394, 39558, 47430, 50065, 53010, 53091, 53785, 58990, 59337, 60078, 64542, 65930, 88485, 90117, 96813, 98895, 100130, 106182, 107570, 112081, 118674, 150195, 161355, 176970, 180234, 182869, 193626, 197790, 204383, 224162, 265455, 296685, 300390, 322710, 336243, 365738, 408766, 450585, 484065, 530910, 548607, 560405, 593370, 613149, 672486, 901170, 914345, 968130, 1008729, 1021915, 1097214, 1120810, 1226298, 1645821, 1681215, 1828690, 1839447, 2017458, 2043830, 2743035, 3065745, 3291642, 3362430, 3474511, 3678894, 5043645, 5486070, 6131490, 6949022, 8229105, 9197235, 10087290, 10423533, 16458210, 17372555, 18394470, 20847066, 31270599, 34745110, 52117665, 62541198, 104235330, 156352995, 312705990]

約数ペア:

[(1, 312705990), (2, 156352995), (3, 104235330), (5, 62541198), (6, 52117665), (9, 34745110), (10, 31270599), (15, 20847066), (17, 18394470), (18, 17372555), (19, 16458210), (30, 10423533), (31, 10087290), (34, 9197235), (38, 8229105), (45, 6949022), (51, 6131490), (57, 5486070), (62, 5043645), (85, 3678894), (90, 3474511), (93, 3362430), (95, 3291642), (102, 3065745), (114, 2743035), (153, 2043830), (155, 2017458), (170, 1839447), (171, 1828690), (186, 1681215), (190, 1645821), (255, 1226298), (279, 1120810), (285, 1097214), (306, 1021915), (310, 1008729), (323, 968130), (342, 914345), (347, 901170), (465, 672486), (510, 613149), (527, 593370), (558, 560405), (570, 548607), (589, 530910), (646, 484065), (694, 450585), (765, 408766), (855, 365738), (930, 336243), (969, 322710), (1041, 300390), (1054, 296685), (1178, 265455), (1395, 224162), (1530, 204383), (1581, 197790), (1615, 193626), (1710, 182869), (1735, 180234), (1767, 176970), (1938, 161355), (2082, 150195), (2635, 118674), (2790, 112081), (2907, 107570), (2945, 106182), (3123, 100130), (3162, 98895), (3230, 96813), (3470, 90117), (3534, 88485), (4743, 65930), (4845, 64542), (5205, 60078), (5270, 59337), (5301, 58990), (5814, 53785), (5890, 53091), (5899, 53010), (6246, 50065), (6593, 47430), (7905, 39558), (8835, 35394), (9486, 32965), (9690, 32271), (10013, 31230), (10410, 30039), (10602, 29495), (10757, 29070), (11798, 26505), (13186, 23715), (14535, 21514), (15615, 20026), (15810, 19779), (17670, 17697)]