231462560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 192

約数和(自身を含む): 671328000

約数和(自身を除く): 439865440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 73, 76, 80, 95, 112, 133, 140, 146, 149, 152, 160, 190, 224, 266, 280, 292, 298, 304, 365, 380, 511, 532, 560, 584, 596, 608, 665, 730, 745, 760, 1022, 1043, 1064, 1120, 1168, 1192, 1330, 1387, 1460, 1490, 1520, 2044, 2086, 2128, 2336, 2384, 2555, 2660, 2774, 2831, 2920, 2980, 3040, 4088, 4172, 4256, 4768, 5110, 5215, 5320, 5548, 5662, 5840, 5960, 6935, 8176, 8344, 9709, 10220, 10430, 10640, 10877, 11096, 11324, 11680, 11920, 13870, 14155, 16352, 16688, 19418, 19817, 20440, 20860, 21280, 21754, 22192, 22648, 23840, 27740, 28310, 33376, 38836, 39634, 40880, 41720, 43508, 44384, 45296, 48545, 54385, 55480, 56620, 76139, 77672, 79268, 81760, 83440, 87016, 90592, 97090, 99085, 108770, 110960, 113240, 152278, 155344, 158536, 166880, 174032, 194180, 198170, 206663, 217540, 221920, 226480, 304556, 310688, 317072, 348064, 380695, 388360, 396340, 413326, 435080, 452960, 609112, 634144, 761390, 776720, 792680, 826652, 870160, 1033315, 1218224, 1446641, 1522780, 1553440, 1585360, 1653304, 1740320, 2066630, 2436448, 2893282, 3045560, 3170720, 3306608, 4133260, 5786564, 6091120, 6613216, 7233205, 8266520, 11573128, 12182240, 14466410, 16533040, 23146256, 28932820, 33066080, 46292512, 57865640, 115731280, 231462560]

約数ペア:

[(1, 231462560), (2, 115731280), (4, 57865640), (5, 46292512), (7, 33066080), (8, 28932820), (10, 23146256), (14, 16533040), (16, 14466410), (19, 12182240), (20, 11573128), (28, 8266520), (32, 7233205), (35, 6613216), (38, 6091120), (40, 5786564), (56, 4133260), (70, 3306608), (73, 3170720), (76, 3045560), (80, 2893282), (95, 2436448), (112, 2066630), (133, 1740320), (140, 1653304), (146, 1585360), (149, 1553440), (152, 1522780), (160, 1446641), (190, 1218224), (224, 1033315), (266, 870160), (280, 826652), (292, 792680), (298, 776720), (304, 761390), (365, 634144), (380, 609112), (511, 452960), (532, 435080), (560, 413326), (584, 396340), (596, 388360), (608, 380695), (665, 348064), (730, 317072), (745, 310688), (760, 304556), (1022, 226480), (1043, 221920), (1064, 217540), (1120, 206663), (1168, 198170), (1192, 194180), (1330, 174032), (1387, 166880), (1460, 158536), (1490, 155344), (1520, 152278), (2044, 113240), (2086, 110960), (2128, 108770), (2336, 99085), (2384, 97090), (2555, 90592), (2660, 87016), (2774, 83440), (2831, 81760), (2920, 79268), (2980, 77672), (3040, 76139), (4088, 56620), (4172, 55480), (4256, 54385), (4768, 48545), (5110, 45296), (5215, 44384), (5320, 43508), (5548, 41720), (5662, 40880), (5840, 39634), (5960, 38836), (6935, 33376), (8176, 28310), (8344, 27740), (9709, 23840), (10220, 22648), (10430, 22192), (10640, 21754), (10877, 21280), (11096, 20860), (11324, 20440), (11680, 19817), (11920, 19418), (13870, 16688), (14155, 16352)]