30481360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 160

約数和(自身を含む): 89994240

約数和(自身を除く): 59512880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 79, 80, 91, 104, 106, 112, 130, 140, 158, 182, 208, 212, 260, 265, 280, 316, 364, 371, 395, 424, 455, 520, 530, 553, 560, 632, 689, 728, 742, 790, 848, 910, 1027, 1040, 1060, 1106, 1264, 1378, 1456, 1484, 1580, 1820, 1855, 2054, 2120, 2212, 2756, 2765, 2968, 3160, 3445, 3640, 3710, 4108, 4187, 4240, 4424, 4823, 5135, 5512, 5530, 5936, 6320, 6890, 7189, 7280, 7420, 8216, 8374, 8848, 9646, 10270, 11024, 11060, 13780, 14378, 14840, 16432, 16748, 19292, 20540, 20935, 22120, 24115, 27560, 28756, 29309, 29680, 33496, 35945, 38584, 41080, 41870, 44240, 48230, 54431, 55120, 57512, 58618, 66992, 71890, 77168, 82160, 83740, 96460, 108862, 115024, 117236, 143780, 146545, 167480, 192920, 217724, 234472, 272155, 287560, 293090, 334960, 381017, 385840, 435448, 468944, 544310, 575120, 586180, 762034, 870896, 1088620, 1172360, 1524068, 1905085, 2177240, 2344720, 3048136, 3810170, 4354480, 6096272, 7620340, 15240680, 30481360]

約数ペア:

[(1, 30481360), (2, 15240680), (4, 7620340), (5, 6096272), (7, 4354480), (8, 3810170), (10, 3048136), (13, 2344720), (14, 2177240), (16, 1905085), (20, 1524068), (26, 1172360), (28, 1088620), (35, 870896), (40, 762034), (52, 586180), (53, 575120), (56, 544310), (65, 468944), (70, 435448), (79, 385840), (80, 381017), (91, 334960), (104, 293090), (106, 287560), (112, 272155), (130, 234472), (140, 217724), (158, 192920), (182, 167480), (208, 146545), (212, 143780), (260, 117236), (265, 115024), (280, 108862), (316, 96460), (364, 83740), (371, 82160), (395, 77168), (424, 71890), (455, 66992), (520, 58618), (530, 57512), (553, 55120), (560, 54431), (632, 48230), (689, 44240), (728, 41870), (742, 41080), (790, 38584), (848, 35945), (910, 33496), (1027, 29680), (1040, 29309), (1060, 28756), (1106, 27560), (1264, 24115), (1378, 22120), (1456, 20935), (1484, 20540), (1580, 19292), (1820, 16748), (1855, 16432), (2054, 14840), (2120, 14378), (2212, 13780), (2756, 11060), (2765, 11024), (2968, 10270), (3160, 9646), (3445, 8848), (3640, 8374), (3710, 8216), (4108, 7420), (4187, 7280), (4240, 7189), (4424, 6890), (4823, 6320), (5135, 5936), (5512, 5530)]