213985980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4813}}^1$

素因数の和:4860

約数の個数: 144

約数和(自身を含む): 735964320

約数和(自身を除く): 521978340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4813, 4940, 7410, 8892, 9626, 11115, 14439, 14820, 19252, 22230, 24065, 28878, 43317, 44460, 48130, 57756, 62569, 72195, 86634, 91447, 96260, 125138, 144390, 173268, 182894, 187707, 216585, 250276, 274341, 288780, 312845, 365788, 375414, 433170, 457235, 548682, 563121, 625690, 750828, 823023, 866340, 914470, 938535, 1097364, 1126242, 1188811, 1251380, 1371705, 1646046, 1828940, 1877070, 2252484, 2377622, 2743410, 2815605, 3292092, 3566433, 3754140, 4115115, 4755244, 5486820, 5631210, 5944055, 7132866, 8230230, 10699299, 11262420, 11888110, 14265732, 16460460, 17832165, 21398598, 23776220, 35664330, 42797196, 53496495, 71328660, 106992990, 213985980]

約数ペア:

[(1, 213985980), (2, 106992990), (3, 71328660), (4, 53496495), (5, 42797196), (6, 35664330), (9, 23776220), (10, 21398598), (12, 17832165), (13, 16460460), (15, 14265732), (18, 11888110), (19, 11262420), (20, 10699299), (26, 8230230), (30, 7132866), (36, 5944055), (38, 5631210), (39, 5486820), (45, 4755244), (52, 4115115), (57, 3754140), (60, 3566433), (65, 3292092), (76, 2815605), (78, 2743410), (90, 2377622), (95, 2252484), (114, 1877070), (117, 1828940), (130, 1646046), (156, 1371705), (171, 1251380), (180, 1188811), (190, 1126242), (195, 1097364), (228, 938535), (234, 914470), (247, 866340), (260, 823023), (285, 750828), (342, 625690), (380, 563121), (390, 548682), (468, 457235), (494, 433170), (570, 375414), (585, 365788), (684, 312845), (741, 288780), (780, 274341), (855, 250276), (988, 216585), (1140, 187707), (1170, 182894), (1235, 173268), (1482, 144390), (1710, 125138), (2223, 96260), (2340, 91447), (2470, 86634), (2964, 72195), (3420, 62569), (3705, 57756), (4446, 48130), (4813, 44460), (4940, 43317), (7410, 28878), (8892, 24065), (9626, 22230), (11115, 19252), (14439, 14820)]