30206960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:223

約数の個数: 160

約数和(自身を含む): 89994240

約数和(自身を除く): 59787280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 133, 136, 140, 152, 167, 170, 190, 238, 266, 272, 280, 304, 323, 334, 340, 380, 476, 532, 560, 595, 646, 665, 668, 680, 760, 835, 952, 1064, 1169, 1190, 1292, 1330, 1336, 1360, 1520, 1615, 1670, 1904, 2128, 2261, 2338, 2380, 2584, 2660, 2672, 2839, 3173, 3230, 3340, 4522, 4676, 4760, 5168, 5320, 5678, 5845, 6346, 6460, 6680, 9044, 9352, 9520, 10640, 11305, 11356, 11690, 12692, 12920, 13360, 14195, 15865, 18088, 18704, 19873, 22211, 22610, 22712, 23380, 25384, 25840, 28390, 31730, 36176, 39746, 44422, 45220, 45424, 46760, 50768, 53941, 56780, 63460, 79492, 88844, 90440, 93520, 99365, 107882, 111055, 113560, 126920, 158984, 177688, 180880, 198730, 215764, 222110, 227120, 253840, 269705, 317968, 355376, 377587, 397460, 431528, 444220, 539410, 755174, 794920, 863056, 888440, 1078820, 1510348, 1589840, 1776880, 1887935, 2157640, 3020696, 3775870, 4315280, 6041392, 7551740, 15103480, 30206960]

約数ペア:

[(1, 30206960), (2, 15103480), (4, 7551740), (5, 6041392), (7, 4315280), (8, 3775870), (10, 3020696), (14, 2157640), (16, 1887935), (17, 1776880), (19, 1589840), (20, 1510348), (28, 1078820), (34, 888440), (35, 863056), (38, 794920), (40, 755174), (56, 539410), (68, 444220), (70, 431528), (76, 397460), (80, 377587), (85, 355376), (95, 317968), (112, 269705), (119, 253840), (133, 227120), (136, 222110), (140, 215764), (152, 198730), (167, 180880), (170, 177688), (190, 158984), (238, 126920), (266, 113560), (272, 111055), (280, 107882), (304, 99365), (323, 93520), (334, 90440), (340, 88844), (380, 79492), (476, 63460), (532, 56780), (560, 53941), (595, 50768), (646, 46760), (665, 45424), (668, 45220), (680, 44422), (760, 39746), (835, 36176), (952, 31730), (1064, 28390), (1169, 25840), (1190, 25384), (1292, 23380), (1330, 22712), (1336, 22610), (1360, 22211), (1520, 19873), (1615, 18704), (1670, 18088), (1904, 15865), (2128, 14195), (2261, 13360), (2338, 12920), (2380, 12692), (2584, 11690), (2660, 11356), (2672, 11305), (2839, 10640), (3173, 9520), (3230, 9352), (3340, 9044), (4522, 6680), (4676, 6460), (4760, 6346), (5168, 5845), (5320, 5678)]