221342160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1$

素因数の和:1253

約数の個数: 160

約数和(自身を含む): 751701888

約数和(自身を除く): 530359728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 305, 312, 366, 390, 488, 520, 610, 624, 732, 780, 793, 915, 976, 1040, 1163, 1220, 1464, 1560, 1586, 1830, 2326, 2379, 2440, 2928, 3120, 3172, 3489, 3660, 3965, 4652, 4758, 4880, 5815, 6344, 6978, 7320, 7930, 9304, 9516, 11630, 11895, 12688, 13956, 14640, 15119, 15860, 17445, 18608, 19032, 23260, 23790, 27912, 30238, 31720, 34890, 38064, 45357, 46520, 47580, 55824, 60476, 63440, 69780, 70943, 75595, 90714, 93040, 95160, 120952, 139560, 141886, 151190, 181428, 190320, 212829, 226785, 241904, 279120, 283772, 302380, 354715, 362856, 425658, 453570, 567544, 604760, 709430, 725712, 851316, 907140, 922259, 1064145, 1135088, 1209520, 1418860, 1702632, 1814280, 1844518, 2128290, 2766777, 2837720, 3405264, 3628560, 3689036, 4256580, 4611295, 5533554, 5675440, 7378072, 8513160, 9222590, 11067108, 13833885, 14756144, 17026320, 18445180, 22134216, 27667770, 36890360, 44268432, 55335540, 73780720, 110671080, 221342160]

約数ペア:

[(1, 221342160), (2, 110671080), (3, 73780720), (4, 55335540), (5, 44268432), (6, 36890360), (8, 27667770), (10, 22134216), (12, 18445180), (13, 17026320), (15, 14756144), (16, 13833885), (20, 11067108), (24, 9222590), (26, 8513160), (30, 7378072), (39, 5675440), (40, 5533554), (48, 4611295), (52, 4256580), (60, 3689036), (61, 3628560), (65, 3405264), (78, 2837720), (80, 2766777), (104, 2128290), (120, 1844518), (122, 1814280), (130, 1702632), (156, 1418860), (183, 1209520), (195, 1135088), (208, 1064145), (240, 922259), (244, 907140), (260, 851316), (305, 725712), (312, 709430), (366, 604760), (390, 567544), (488, 453570), (520, 425658), (610, 362856), (624, 354715), (732, 302380), (780, 283772), (793, 279120), (915, 241904), (976, 226785), (1040, 212829), (1163, 190320), (1220, 181428), (1464, 151190), (1560, 141886), (1586, 139560), (1830, 120952), (2326, 95160), (2379, 93040), (2440, 90714), (2928, 75595), (3120, 70943), (3172, 69780), (3489, 63440), (3660, 60476), (3965, 55824), (4652, 47580), (4758, 46520), (4880, 45357), (5815, 38064), (6344, 34890), (6978, 31720), (7320, 30238), (7930, 27912), (9304, 23790), (9516, 23260), (11630, 19032), (11895, 18608), (12688, 17445), (13956, 15860), (14640, 15119)]