247481520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7211}}^1$

素因数の和:7251

約数の個数: 160

約数和(自身を含む): 901442304

約数和(自身を除く): 653960784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 7211, 8580, 11440, 14422, 17160, 21633, 28844, 34320, 36055, 43266, 57688, 72110, 79321, 86532, 93743, 108165, 115376, 144220, 158642, 173064, 187486, 216330, 237963, 281229, 288440, 317284, 346128, 374972, 396605, 432660, 468715, 475926, 562458, 576880, 634568, 749944, 793210, 865320, 937430, 951852, 1031173, 1124916, 1189815, 1269136, 1406145, 1499888, 1586420, 1730640, 1874860, 1903704, 2062346, 2249832, 2379630, 2812290, 3093519, 3172840, 3749720, 3807408, 4124692, 4499664, 4759260, 5155865, 5624580, 6187038, 6345680, 7499440, 8249384, 9518520, 10311730, 11249160, 12374076, 15467595, 16498768, 19037040, 20623460, 22498320, 24748152, 30935190, 41246920, 49496304, 61870380, 82493840, 123740760, 247481520]

約数ペア:

[(1, 247481520), (2, 123740760), (3, 82493840), (4, 61870380), (5, 49496304), (6, 41246920), (8, 30935190), (10, 24748152), (11, 22498320), (12, 20623460), (13, 19037040), (15, 16498768), (16, 15467595), (20, 12374076), (22, 11249160), (24, 10311730), (26, 9518520), (30, 8249384), (33, 7499440), (39, 6345680), (40, 6187038), (44, 5624580), (48, 5155865), (52, 4759260), (55, 4499664), (60, 4124692), (65, 3807408), (66, 3749720), (78, 3172840), (80, 3093519), (88, 2812290), (104, 2379630), (110, 2249832), (120, 2062346), (130, 1903704), (132, 1874860), (143, 1730640), (156, 1586420), (165, 1499888), (176, 1406145), (195, 1269136), (208, 1189815), (220, 1124916), (240, 1031173), (260, 951852), (264, 937430), (286, 865320), (312, 793210), (330, 749944), (390, 634568), (429, 576880), (440, 562458), (520, 475926), (528, 468715), (572, 432660), (624, 396605), (660, 374972), (715, 346128), (780, 317284), (858, 288440), (880, 281229), (1040, 237963), (1144, 216330), (1320, 187486), (1430, 173064), (1560, 158642), (1716, 144220), (2145, 115376), (2288, 108165), (2640, 93743), (2860, 86532), (3120, 79321), (3432, 72110), (4290, 57688), (5720, 43266), (6864, 36055), (7211, 34320), (8580, 28844), (11440, 21633), (14422, 17160)]