189194320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:477

約数の個数: 160

約数和(自身を含む): 540108288

約数和(自身を除く): 350913968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 37, 40, 46, 56, 70, 74, 80, 92, 112, 115, 140, 148, 161, 184, 185, 230, 259, 280, 296, 322, 368, 370, 397, 460, 518, 560, 592, 644, 740, 794, 805, 851, 920, 1036, 1288, 1295, 1480, 1588, 1610, 1702, 1840, 1985, 2072, 2576, 2590, 2779, 2960, 3176, 3220, 3404, 3970, 4144, 4255, 5180, 5558, 5957, 6352, 6440, 6808, 7940, 8510, 9131, 10360, 11116, 11914, 12880, 13616, 13895, 14689, 15880, 17020, 18262, 20720, 22232, 23828, 27790, 29378, 29785, 31760, 34040, 36524, 44464, 45655, 47656, 55580, 58756, 59570, 63917, 68080, 73048, 73445, 91310, 95312, 102823, 111160, 117512, 119140, 127834, 146096, 146890, 182620, 205646, 222320, 235024, 238280, 255668, 293780, 319585, 337847, 365240, 411292, 476560, 511336, 514115, 587560, 639170, 675694, 730480, 822584, 1022672, 1028230, 1175120, 1278340, 1351388, 1645168, 1689235, 2056460, 2364929, 2556680, 2702776, 3378470, 4112920, 4729858, 5113360, 5405552, 6756940, 8225840, 9459716, 11824645, 13513880, 18919432, 23649290, 27027760, 37838864, 47298580, 94597160, 189194320]

約数ペア:

[(1, 189194320), (2, 94597160), (4, 47298580), (5, 37838864), (7, 27027760), (8, 23649290), (10, 18919432), (14, 13513880), (16, 11824645), (20, 9459716), (23, 8225840), (28, 6756940), (35, 5405552), (37, 5113360), (40, 4729858), (46, 4112920), (56, 3378470), (70, 2702776), (74, 2556680), (80, 2364929), (92, 2056460), (112, 1689235), (115, 1645168), (140, 1351388), (148, 1278340), (161, 1175120), (184, 1028230), (185, 1022672), (230, 822584), (259, 730480), (280, 675694), (296, 639170), (322, 587560), (368, 514115), (370, 511336), (397, 476560), (460, 411292), (518, 365240), (560, 337847), (592, 319585), (644, 293780), (740, 255668), (794, 238280), (805, 235024), (851, 222320), (920, 205646), (1036, 182620), (1288, 146890), (1295, 146096), (1480, 127834), (1588, 119140), (1610, 117512), (1702, 111160), (1840, 102823), (1985, 95312), (2072, 91310), (2576, 73445), (2590, 73048), (2779, 68080), (2960, 63917), (3176, 59570), (3220, 58756), (3404, 55580), (3970, 47656), (4144, 45655), (4255, 44464), (5180, 36524), (5558, 34040), (5957, 31760), (6352, 29785), (6440, 29378), (6808, 27790), (7940, 23828), (8510, 22232), (9131, 20720), (10360, 18262), (11116, 17020), (11914, 15880), (12880, 14689), (13616, 13895)]