201326840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 541840320

約数和(自身を除く): 340513480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 61, 65, 88, 104, 110, 122, 130, 143, 220, 244, 260, 286, 305, 440, 488, 520, 572, 577, 610, 671, 715, 793, 1144, 1154, 1220, 1342, 1430, 1586, 2308, 2440, 2684, 2860, 2885, 3172, 3355, 3965, 4616, 5368, 5720, 5770, 6344, 6347, 6710, 7501, 7930, 8723, 11540, 12694, 13420, 15002, 15860, 17446, 23080, 25388, 26840, 30004, 31720, 31735, 34892, 35197, 37505, 43615, 50776, 60008, 63470, 69784, 70394, 75010, 82511, 87230, 126940, 140788, 150020, 165022, 174460, 175985, 253880, 281576, 300040, 330044, 348920, 351970, 387167, 412555, 457561, 660088, 703940, 774334, 825110, 915122, 1407880, 1548668, 1650220, 1830244, 1935835, 2287805, 3097336, 3300440, 3660488, 3871670, 4575610, 5033171, 7743340, 9151220, 10066342, 15486680, 18302440, 20132684, 25165855, 40265368, 50331710, 100663420, 201326840]

約数ペア:

[(1, 201326840), (2, 100663420), (4, 50331710), (5, 40265368), (8, 25165855), (10, 20132684), (11, 18302440), (13, 15486680), (20, 10066342), (22, 9151220), (26, 7743340), (40, 5033171), (44, 4575610), (52, 3871670), (55, 3660488), (61, 3300440), (65, 3097336), (88, 2287805), (104, 1935835), (110, 1830244), (122, 1650220), (130, 1548668), (143, 1407880), (220, 915122), (244, 825110), (260, 774334), (286, 703940), (305, 660088), (440, 457561), (488, 412555), (520, 387167), (572, 351970), (577, 348920), (610, 330044), (671, 300040), (715, 281576), (793, 253880), (1144, 175985), (1154, 174460), (1220, 165022), (1342, 150020), (1430, 140788), (1586, 126940), (2308, 87230), (2440, 82511), (2684, 75010), (2860, 70394), (2885, 69784), (3172, 63470), (3355, 60008), (3965, 50776), (4616, 43615), (5368, 37505), (5720, 35197), (5770, 34892), (6344, 31735), (6347, 31720), (6710, 30004), (7501, 26840), (7930, 25388), (8723, 23080), (11540, 17446), (12694, 15860), (13420, 15002)]