215588640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:315

約数の個数: 192

約数和(自身を含む): 712454400

約数和(自身を除く): 496865760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 61, 74, 80, 96, 111, 120, 122, 148, 160, 183, 185, 199, 222, 240, 244, 296, 305, 366, 370, 398, 444, 480, 488, 555, 592, 597, 610, 732, 740, 796, 888, 915, 976, 995, 1110, 1184, 1194, 1220, 1464, 1480, 1592, 1776, 1830, 1952, 1990, 2220, 2257, 2388, 2440, 2928, 2960, 2985, 3184, 3552, 3660, 3980, 4440, 4514, 4776, 4880, 5856, 5920, 5970, 6368, 6771, 7320, 7363, 7960, 8880, 9028, 9552, 9760, 11285, 11940, 12139, 13542, 14640, 14726, 15920, 17760, 18056, 19104, 22089, 22570, 23880, 24278, 27084, 29280, 29452, 31840, 33855, 36112, 36417, 36815, 44178, 45140, 47760, 48556, 54168, 58904, 60695, 67710, 72224, 72834, 73630, 88356, 90280, 95520, 97112, 108336, 110445, 117808, 121390, 135420, 145668, 147260, 176712, 180560, 182085, 194224, 216672, 220890, 235616, 242780, 270840, 291336, 294520, 353424, 361120, 364170, 388448, 441780, 449143, 485560, 541680, 582672, 589040, 706848, 728340, 883560, 898286, 971120, 1083360, 1165344, 1178080, 1347429, 1456680, 1767120, 1796572, 1942240, 2245715, 2694858, 2913360, 3534240, 3593144, 4491430, 5389716, 5826720, 6737145, 7186288, 8982860, 10779432, 13474290, 14372576, 17965720, 21558864, 26948580, 35931440, 43117728, 53897160, 71862880, 107794320, 215588640]

約数ペア:

[(1, 215588640), (2, 107794320), (3, 71862880), (4, 53897160), (5, 43117728), (6, 35931440), (8, 26948580), (10, 21558864), (12, 17965720), (15, 14372576), (16, 13474290), (20, 10779432), (24, 8982860), (30, 7186288), (32, 6737145), (37, 5826720), (40, 5389716), (48, 4491430), (60, 3593144), (61, 3534240), (74, 2913360), (80, 2694858), (96, 2245715), (111, 1942240), (120, 1796572), (122, 1767120), (148, 1456680), (160, 1347429), (183, 1178080), (185, 1165344), (199, 1083360), (222, 971120), (240, 898286), (244, 883560), (296, 728340), (305, 706848), (366, 589040), (370, 582672), (398, 541680), (444, 485560), (480, 449143), (488, 441780), (555, 388448), (592, 364170), (597, 361120), (610, 353424), (732, 294520), (740, 291336), (796, 270840), (888, 242780), (915, 235616), (976, 220890), (995, 216672), (1110, 194224), (1184, 182085), (1194, 180560), (1220, 176712), (1464, 147260), (1480, 145668), (1592, 135420), (1776, 121390), (1830, 117808), (1952, 110445), (1990, 108336), (2220, 97112), (2257, 95520), (2388, 90280), (2440, 88356), (2928, 73630), (2960, 72834), (2985, 72224), (3184, 67710), (3552, 60695), (3660, 58904), (3980, 54168), (4440, 48556), (4514, 47760), (4776, 45140), (4880, 44178), (5856, 36815), (5920, 36417), (5970, 36112), (6368, 33855), (6771, 31840), (7320, 29452), (7363, 29280), (7960, 27084), (8880, 24278), (9028, 23880), (9552, 22570), (9760, 22089), (11285, 19104), (11940, 18056), (12139, 17760), (13542, 15920), (14640, 14726)]