211930680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1861}}^1$

素因数の和:1961

約数の個数: 128

約数和(自身を含む): 694451520

約数和(自身を除く): 482520840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 73, 78, 104, 120, 130, 146, 156, 195, 219, 260, 292, 312, 365, 390, 438, 520, 584, 730, 780, 876, 949, 1095, 1460, 1560, 1752, 1861, 1898, 2190, 2847, 2920, 3722, 3796, 4380, 4745, 5583, 5694, 7444, 7592, 8760, 9305, 9490, 11166, 11388, 14235, 14888, 18610, 18980, 22332, 22776, 24193, 27915, 28470, 37220, 37960, 44664, 48386, 55830, 56940, 72579, 74440, 96772, 111660, 113880, 120965, 135853, 145158, 193544, 223320, 241930, 271706, 290316, 362895, 407559, 483860, 543412, 580632, 679265, 725790, 815118, 967720, 1086824, 1358530, 1451580, 1630236, 1766089, 2037795, 2717060, 2903160, 3260472, 3532178, 4075590, 5298267, 5434120, 7064356, 8151180, 8830445, 10596534, 14128712, 16302360, 17660890, 21193068, 26491335, 35321780, 42386136, 52982670, 70643560, 105965340, 211930680]

約数ペア:

[(1, 211930680), (2, 105965340), (3, 70643560), (4, 52982670), (5, 42386136), (6, 35321780), (8, 26491335), (10, 21193068), (12, 17660890), (13, 16302360), (15, 14128712), (20, 10596534), (24, 8830445), (26, 8151180), (30, 7064356), (39, 5434120), (40, 5298267), (52, 4075590), (60, 3532178), (65, 3260472), (73, 2903160), (78, 2717060), (104, 2037795), (120, 1766089), (130, 1630236), (146, 1451580), (156, 1358530), (195, 1086824), (219, 967720), (260, 815118), (292, 725790), (312, 679265), (365, 580632), (390, 543412), (438, 483860), (520, 407559), (584, 362895), (730, 290316), (780, 271706), (876, 241930), (949, 223320), (1095, 193544), (1460, 145158), (1560, 135853), (1752, 120965), (1861, 113880), (1898, 111660), (2190, 96772), (2847, 74440), (2920, 72579), (3722, 56940), (3796, 55830), (4380, 48386), (4745, 44664), (5583, 37960), (5694, 37220), (7444, 28470), (7592, 27915), (8760, 24193), (9305, 22776), (9490, 22332), (11166, 18980), (11388, 18610), (14235, 14888)]