30115260

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:313

約数の個数: 192

約数和(自身を含む): 110960640

約数和(自身を除く): 80845380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 257, 270, 279, 310, 315, 372, 378, 420, 434, 465, 514, 540, 558, 620, 630, 651, 756, 771, 837, 868, 930, 945, 1028, 1085, 1116, 1260, 1285, 1302, 1395, 1542, 1674, 1799, 1860, 1890, 1953, 2170, 2313, 2570, 2604, 2790, 3084, 3255, 3348, 3598, 3780, 3855, 3906, 4185, 4340, 4626, 5140, 5397, 5580, 5859, 6510, 6939, 7196, 7710, 7812, 7967, 8370, 8995, 9252, 9765, 10794, 11565, 11718, 13020, 13878, 15420, 15934, 16191, 16740, 17990, 19530, 21588, 23130, 23436, 23901, 26985, 27756, 29295, 31868, 32382, 34695, 35980, 39060, 39835, 46260, 47802, 48573, 53970, 55769, 58590, 64764, 69390, 71703, 79670, 80955, 95604, 97146, 107940, 111538, 117180, 119505, 138780, 143406, 159340, 161910, 167307, 194292, 215109, 223076, 239010, 242865, 278845, 286812, 323820, 334614, 358515, 430218, 478020, 485730, 501921, 557690, 669228, 717030, 836535, 860436, 971460, 1003842, 1075545, 1115380, 1434060, 1505763, 1673070, 2007684, 2151090, 2509605, 3011526, 3346140, 4302180, 5019210, 6023052, 7528815, 10038420, 15057630, 30115260]

約数ペア:

[(1, 30115260), (2, 15057630), (3, 10038420), (4, 7528815), (5, 6023052), (6, 5019210), (7, 4302180), (9, 3346140), (10, 3011526), (12, 2509605), (14, 2151090), (15, 2007684), (18, 1673070), (20, 1505763), (21, 1434060), (27, 1115380), (28, 1075545), (30, 1003842), (31, 971460), (35, 860436), (36, 836535), (42, 717030), (45, 669228), (54, 557690), (60, 501921), (62, 485730), (63, 478020), (70, 430218), (84, 358515), (90, 334614), (93, 323820), (105, 286812), (108, 278845), (124, 242865), (126, 239010), (135, 223076), (140, 215109), (155, 194292), (180, 167307), (186, 161910), (189, 159340), (210, 143406), (217, 138780), (252, 119505), (257, 117180), (270, 111538), (279, 107940), (310, 97146), (315, 95604), (372, 80955), (378, 79670), (420, 71703), (434, 69390), (465, 64764), (514, 58590), (540, 55769), (558, 53970), (620, 48573), (630, 47802), (651, 46260), (756, 39835), (771, 39060), (837, 35980), (868, 34695), (930, 32382), (945, 31868), (1028, 29295), (1085, 27756), (1116, 26985), (1260, 23901), (1285, 23436), (1302, 23130), (1395, 21588), (1542, 19530), (1674, 17990), (1799, 16740), (1860, 16191), (1890, 15934), (1953, 15420), (2170, 13878), (2313, 13020), (2570, 11718), (2604, 11565), (2790, 10794), (3084, 9765), (3255, 9252), (3348, 8995), (3598, 8370), (3780, 7967), (3855, 7812), (3906, 7710), (4185, 7196), (4340, 6939), (4626, 6510), (5140, 5859), (5397, 5580)]