215046960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:511

約数の個数: 160

約数和(自身を含む): 697639872

約数和(自身を除く): 482592912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 61, 74, 80, 111, 120, 122, 148, 183, 185, 222, 240, 244, 296, 305, 366, 370, 397, 444, 488, 555, 592, 610, 732, 740, 794, 888, 915, 976, 1110, 1191, 1220, 1464, 1480, 1588, 1776, 1830, 1985, 2220, 2257, 2382, 2440, 2928, 2960, 3176, 3660, 3970, 4440, 4514, 4764, 4880, 5955, 6352, 6771, 7320, 7940, 8880, 9028, 9528, 11285, 11910, 13542, 14640, 14689, 15880, 18056, 19056, 22570, 23820, 24217, 27084, 29378, 31760, 33855, 36112, 44067, 45140, 47640, 48434, 54168, 58756, 67710, 72651, 73445, 88134, 90280, 95280, 96868, 108336, 117512, 121085, 135420, 145302, 146890, 176268, 180560, 193736, 220335, 235024, 242170, 270840, 290604, 293780, 352536, 363255, 387472, 440670, 484340, 541680, 581208, 587560, 705072, 726510, 881340, 896029, 968680, 1162416, 1175120, 1453020, 1762680, 1792058, 1937360, 2688087, 2906040, 3525360, 3584116, 4480145, 5376174, 5812080, 7168232, 8960290, 10752348, 13440435, 14336464, 17920580, 21504696, 26880870, 35841160, 43009392, 53761740, 71682320, 107523480, 215046960]

約数ペア:

[(1, 215046960), (2, 107523480), (3, 71682320), (4, 53761740), (5, 43009392), (6, 35841160), (8, 26880870), (10, 21504696), (12, 17920580), (15, 14336464), (16, 13440435), (20, 10752348), (24, 8960290), (30, 7168232), (37, 5812080), (40, 5376174), (48, 4480145), (60, 3584116), (61, 3525360), (74, 2906040), (80, 2688087), (111, 1937360), (120, 1792058), (122, 1762680), (148, 1453020), (183, 1175120), (185, 1162416), (222, 968680), (240, 896029), (244, 881340), (296, 726510), (305, 705072), (366, 587560), (370, 581208), (397, 541680), (444, 484340), (488, 440670), (555, 387472), (592, 363255), (610, 352536), (732, 293780), (740, 290604), (794, 270840), (888, 242170), (915, 235024), (976, 220335), (1110, 193736), (1191, 180560), (1220, 176268), (1464, 146890), (1480, 145302), (1588, 135420), (1776, 121085), (1830, 117512), (1985, 108336), (2220, 96868), (2257, 95280), (2382, 90280), (2440, 88134), (2928, 73445), (2960, 72651), (3176, 67710), (3660, 58756), (3970, 54168), (4440, 48434), (4514, 47640), (4764, 45140), (4880, 44067), (5955, 36112), (6352, 33855), (6771, 31760), (7320, 29378), (7940, 27084), (8880, 24217), (9028, 23820), (9528, 22570), (11285, 19056), (11910, 18056), (13542, 15880), (14640, 14689)]