31078320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1459

約数の個数: 160

約数和(自身を含む): 118659072

約数和(自身を除く): 87580752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1423, 1456, 1560, 1680, 1820, 2184, 2730, 2846, 3120, 3640, 4269, 4368, 5460, 5692, 7115, 7280, 8538, 9961, 10920, 11384, 14230, 17076, 18499, 19922, 21345, 21840, 22768, 28460, 29883, 34152, 36998, 39844, 42690, 49805, 55497, 56920, 59766, 68304, 73996, 79688, 85380, 92495, 99610, 110994, 113840, 119532, 129493, 147992, 149415, 159376, 170760, 184990, 199220, 221988, 239064, 258986, 277485, 295984, 298830, 341520, 369980, 388479, 398440, 443976, 478128, 517972, 554970, 597660, 647465, 739960, 776958, 796880, 887952, 1035944, 1109940, 1195320, 1294930, 1479920, 1553916, 1942395, 2071888, 2219880, 2390640, 2589860, 3107832, 3884790, 4439760, 5179720, 6215664, 7769580, 10359440, 15539160, 31078320]

約数ペア:

[(1, 31078320), (2, 15539160), (3, 10359440), (4, 7769580), (5, 6215664), (6, 5179720), (7, 4439760), (8, 3884790), (10, 3107832), (12, 2589860), (13, 2390640), (14, 2219880), (15, 2071888), (16, 1942395), (20, 1553916), (21, 1479920), (24, 1294930), (26, 1195320), (28, 1109940), (30, 1035944), (35, 887952), (39, 796880), (40, 776958), (42, 739960), (48, 647465), (52, 597660), (56, 554970), (60, 517972), (65, 478128), (70, 443976), (78, 398440), (80, 388479), (84, 369980), (91, 341520), (104, 298830), (105, 295984), (112, 277485), (120, 258986), (130, 239064), (140, 221988), (156, 199220), (168, 184990), (182, 170760), (195, 159376), (208, 149415), (210, 147992), (240, 129493), (260, 119532), (273, 113840), (280, 110994), (312, 99610), (336, 92495), (364, 85380), (390, 79688), (420, 73996), (455, 68304), (520, 59766), (546, 56920), (560, 55497), (624, 49805), (728, 42690), (780, 39844), (840, 36998), (910, 34152), (1040, 29883), (1092, 28460), (1365, 22768), (1423, 21840), (1456, 21345), (1560, 19922), (1680, 18499), (1820, 17076), (2184, 14230), (2730, 11384), (2846, 10920), (3120, 9961), (3640, 8538), (4269, 7280), (4368, 7115), (5460, 5692)]