23215920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1063}}^1$

素因数の和:1099

約数の個数: 160

約数和(自身を含む): 88660992

約数和(自身を除く): 65445072

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, 1063, 1092, 1365, 1456, 1560, 1680, 1820, 2126, 2184, 2730, 3120, 3189, 3640, 4252, 4368, 5315, 5460, 6378, 7280, 7441, 8504, 10630, 10920, 12756, 13819, 14882, 15945, 17008, 21260, 21840, 22323, 25512, 27638, 29764, 31890, 37205, 41457, 42520, 44646, 51024, 55276, 59528, 63780, 69095, 74410, 82914, 85040, 89292, 96733, 110552, 111615, 119056, 127560, 138190, 148820, 165828, 178584, 193466, 207285, 221104, 223230, 255120, 276380, 290199, 297640, 331656, 357168, 386932, 414570, 446460, 483665, 552760, 580398, 595280, 663312, 773864, 829140, 892920, 967330, 1105520, 1160796, 1450995, 1547728, 1658280, 1785840, 1934660, 2321592, 2901990, 3316560, 3869320, 4643184, 5803980, 7738640, 11607960, 23215920]

約数ペア:

[(1, 23215920), (2, 11607960), (3, 7738640), (4, 5803980), (5, 4643184), (6, 3869320), (7, 3316560), (8, 2901990), (10, 2321592), (12, 1934660), (13, 1785840), (14, 1658280), (15, 1547728), (16, 1450995), (20, 1160796), (21, 1105520), (24, 967330), (26, 892920), (28, 829140), (30, 773864), (35, 663312), (39, 595280), (40, 580398), (42, 552760), (48, 483665), (52, 446460), (56, 414570), (60, 386932), (65, 357168), (70, 331656), (78, 297640), (80, 290199), (84, 276380), (91, 255120), (104, 223230), (105, 221104), (112, 207285), (120, 193466), (130, 178584), (140, 165828), (156, 148820), (168, 138190), (182, 127560), (195, 119056), (208, 111615), (210, 110552), (240, 96733), (260, 89292), (273, 85040), (280, 82914), (312, 74410), (336, 69095), (364, 63780), (390, 59528), (420, 55276), (455, 51024), (520, 44646), (546, 42520), (560, 41457), (624, 37205), (728, 31890), (780, 29764), (840, 27638), (910, 25512), (1040, 22323), (1063, 21840), (1092, 21260), (1365, 17008), (1456, 15945), (1560, 14882), (1680, 13819), (1820, 12756), (2126, 10920), (2184, 10630), (2730, 8504), (3120, 7441), (3189, 7280), (3640, 6378), (4252, 5460), (4368, 5315)]