130307840

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 346139136

約数和(自身を除く): 215831296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 128, 130, 160, 164, 191, 205, 208, 256, 260, 320, 328, 382, 410, 416, 520, 533, 640, 656, 764, 820, 832, 955, 1040, 1066, 1280, 1312, 1528, 1640, 1664, 1910, 2080, 2132, 2483, 2624, 2665, 3056, 3280, 3328, 3820, 4160, 4264, 4966, 5248, 5330, 6112, 6560, 7640, 7831, 8320, 8528, 9932, 10496, 10660, 12224, 12415, 13120, 15280, 15662, 16640, 17056, 19864, 21320, 24448, 24830, 26240, 30560, 31324, 34112, 39155, 39728, 42640, 48896, 49660, 52480, 61120, 62648, 68224, 78310, 79456, 85280, 99320, 101803, 122240, 125296, 136448, 156620, 158912, 170560, 198640, 203606, 244480, 250592, 313240, 317824, 341120, 397280, 407212, 501184, 509015, 626480, 635648, 682240, 794560, 814424, 1002368, 1018030, 1252960, 1589120, 1628848, 2004736, 2036060, 2505920, 3178240, 3257696, 4072120, 5011840, 6515392, 8144240, 10023680, 13030784, 16288480, 26061568, 32576960, 65153920, 130307840]

約数ペア:

[(1, 130307840), (2, 65153920), (4, 32576960), (5, 26061568), (8, 16288480), (10, 13030784), (13, 10023680), (16, 8144240), (20, 6515392), (26, 5011840), (32, 4072120), (40, 3257696), (41, 3178240), (52, 2505920), (64, 2036060), (65, 2004736), (80, 1628848), (82, 1589120), (104, 1252960), (128, 1018030), (130, 1002368), (160, 814424), (164, 794560), (191, 682240), (205, 635648), (208, 626480), (256, 509015), (260, 501184), (320, 407212), (328, 397280), (382, 341120), (410, 317824), (416, 313240), (520, 250592), (533, 244480), (640, 203606), (656, 198640), (764, 170560), (820, 158912), (832, 156620), (955, 136448), (1040, 125296), (1066, 122240), (1280, 101803), (1312, 99320), (1528, 85280), (1640, 79456), (1664, 78310), (1910, 68224), (2080, 62648), (2132, 61120), (2483, 52480), (2624, 49660), (2665, 48896), (3056, 42640), (3280, 39728), (3328, 39155), (3820, 34112), (4160, 31324), (4264, 30560), (4966, 26240), (5248, 24830), (5330, 24448), (6112, 21320), (6560, 19864), (7640, 17056), (7831, 16640), (8320, 15662), (8528, 15280), (9932, 13120), (10496, 12415), (10660, 12224)]