15821520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:501

約数の個数: 160

約数和(自身を含む): 57746304

約数和(自身を除く): 41924784

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, 461, 520, 528, 572, 624, 660, 715, 780, 858, 880, 922, 1040, 1144, 1320, 1383, 1430, 1560, 1716, 1844, 2145, 2288, 2305, 2640, 2766, 2860, 3120, 3432, 3688, 4290, 4610, 5071, 5532, 5720, 5993, 6864, 6915, 7376, 8580, 9220, 10142, 11064, 11440, 11986, 13830, 15213, 17160, 17979, 18440, 20284, 22128, 23972, 25355, 27660, 29965, 30426, 34320, 35958, 36880, 40568, 47944, 50710, 55320, 59930, 60852, 65923, 71916, 76065, 81136, 89895, 95888, 101420, 110640, 119860, 121704, 131846, 143832, 152130, 179790, 197769, 202840, 239720, 243408, 263692, 287664, 304260, 329615, 359580, 395538, 405680, 479440, 527384, 608520, 659230, 719160, 791076, 988845, 1054768, 1217040, 1318460, 1438320, 1582152, 1977690, 2636920, 3164304, 3955380, 5273840, 7910760, 15821520]

約数ペア:

[(1, 15821520), (2, 7910760), (3, 5273840), (4, 3955380), (5, 3164304), (6, 2636920), (8, 1977690), (10, 1582152), (11, 1438320), (12, 1318460), (13, 1217040), (15, 1054768), (16, 988845), (20, 791076), (22, 719160), (24, 659230), (26, 608520), (30, 527384), (33, 479440), (39, 405680), (40, 395538), (44, 359580), (48, 329615), (52, 304260), (55, 287664), (60, 263692), (65, 243408), (66, 239720), (78, 202840), (80, 197769), (88, 179790), (104, 152130), (110, 143832), (120, 131846), (130, 121704), (132, 119860), (143, 110640), (156, 101420), (165, 95888), (176, 89895), (195, 81136), (208, 76065), (220, 71916), (240, 65923), (260, 60852), (264, 59930), (286, 55320), (312, 50710), (330, 47944), (390, 40568), (429, 36880), (440, 35958), (461, 34320), (520, 30426), (528, 29965), (572, 27660), (624, 25355), (660, 23972), (715, 22128), (780, 20284), (858, 18440), (880, 17979), (922, 17160), (1040, 15213), (1144, 13830), (1320, 11986), (1383, 11440), (1430, 11064), (1560, 10142), (1716, 9220), (1844, 8580), (2145, 7376), (2288, 6915), (2305, 6864), (2640, 5993), (2766, 5720), (2860, 5532), (3120, 5071), (3432, 4610), (3688, 4290)]