30201990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:103

約数の個数: 192

約数和(自身を含む): 96132096

約数和(自身を除く): 65930106

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 23, 26, 30, 35, 37, 39, 42, 46, 65, 69, 70, 74, 78, 91, 105, 111, 115, 130, 138, 161, 169, 182, 185, 195, 210, 222, 230, 259, 273, 299, 322, 338, 345, 370, 390, 455, 481, 483, 507, 518, 546, 555, 598, 690, 777, 805, 845, 851, 897, 910, 962, 966, 1014, 1110, 1183, 1295, 1365, 1443, 1495, 1554, 1610, 1690, 1702, 1794, 2093, 2366, 2405, 2415, 2535, 2553, 2590, 2730, 2886, 2990, 3367, 3549, 3885, 3887, 4186, 4255, 4485, 4810, 4830, 5070, 5106, 5915, 5957, 6253, 6279, 6734, 7098, 7215, 7770, 7774, 8510, 8970, 10101, 10465, 11063, 11661, 11830, 11914, 12506, 12558, 12765, 14430, 16835, 17745, 17871, 18759, 19435, 20202, 20930, 22126, 23322, 25530, 27209, 29785, 31265, 31395, 33189, 33670, 35490, 35742, 37518, 38870, 43771, 50505, 54418, 55315, 58305, 59570, 62530, 62790, 66378, 77441, 81627, 87542, 89355, 93795, 101010, 110630, 116610, 131313, 136045, 143819, 154882, 163254, 165945, 178710, 187590, 218855, 232323, 262626, 272090, 287638, 331890, 387205, 408135, 431457, 437710, 464646, 656565, 719095, 774410, 816270, 862914, 1006733, 1161615, 1313130, 1438190, 2013466, 2157285, 2323230, 3020199, 4314570, 5033665, 6040398, 10067330, 15100995, 30201990]

約数ペア:

[(1, 30201990), (2, 15100995), (3, 10067330), (5, 6040398), (6, 5033665), (7, 4314570), (10, 3020199), (13, 2323230), (14, 2157285), (15, 2013466), (21, 1438190), (23, 1313130), (26, 1161615), (30, 1006733), (35, 862914), (37, 816270), (39, 774410), (42, 719095), (46, 656565), (65, 464646), (69, 437710), (70, 431457), (74, 408135), (78, 387205), (91, 331890), (105, 287638), (111, 272090), (115, 262626), (130, 232323), (138, 218855), (161, 187590), (169, 178710), (182, 165945), (185, 163254), (195, 154882), (210, 143819), (222, 136045), (230, 131313), (259, 116610), (273, 110630), (299, 101010), (322, 93795), (338, 89355), (345, 87542), (370, 81627), (390, 77441), (455, 66378), (481, 62790), (483, 62530), (507, 59570), (518, 58305), (546, 55315), (555, 54418), (598, 50505), (690, 43771), (777, 38870), (805, 37518), (845, 35742), (851, 35490), (897, 33670), (910, 33189), (962, 31395), (966, 31265), (1014, 29785), (1110, 27209), (1183, 25530), (1295, 23322), (1365, 22126), (1443, 20930), (1495, 20202), (1554, 19435), (1610, 18759), (1690, 17871), (1702, 17745), (1794, 16835), (2093, 14430), (2366, 12765), (2405, 12558), (2415, 12506), (2535, 11914), (2553, 11830), (2590, 11661), (2730, 11063), (2886, 10465), (2990, 10101), (3367, 8970), (3549, 8510), (3885, 7774), (3887, 7770), (4186, 7215), (4255, 7098), (4485, 6734), (4810, 6279), (4830, 6253), (5070, 5957), (5106, 5915)]