163906920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:840

約数の個数: 192

約数和(自身を含む): 579571200

約数和(自身を除く): 415664280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 57, 60, 62, 72, 76, 90, 93, 95, 114, 120, 124, 152, 155, 171, 180, 186, 190, 228, 248, 279, 285, 310, 342, 360, 372, 380, 456, 465, 558, 570, 589, 620, 684, 744, 760, 773, 855, 930, 1116, 1140, 1178, 1240, 1368, 1395, 1546, 1710, 1767, 1860, 2232, 2280, 2319, 2356, 2790, 2945, 3092, 3420, 3534, 3720, 3865, 4638, 4712, 5301, 5580, 5890, 6184, 6840, 6957, 7068, 7730, 8835, 9276, 10602, 11160, 11595, 11780, 13914, 14136, 14687, 15460, 17670, 18552, 21204, 23190, 23560, 23963, 26505, 27828, 29374, 30920, 34785, 35340, 42408, 44061, 46380, 47926, 53010, 55656, 58748, 69570, 70680, 71889, 73435, 88122, 92760, 95852, 106020, 117496, 119815, 132183, 139140, 143778, 146870, 176244, 191704, 212040, 215667, 220305, 239630, 264366, 278280, 287556, 293740, 352488, 359445, 431334, 440610, 455297, 479260, 528732, 575112, 587480, 660915, 718890, 862668, 881220, 910594, 958520, 1057464, 1078335, 1321830, 1365891, 1437780, 1725336, 1762440, 1821188, 2156670, 2276485, 2643660, 2731782, 2875560, 3642376, 4097673, 4313340, 4552970, 5287320, 5463564, 6829455, 8195346, 8626680, 9105940, 10927128, 13658910, 16390692, 18211880, 20488365, 27317820, 32781384, 40976730, 54635640, 81953460, 163906920]

約数ペア:

[(1, 163906920), (2, 81953460), (3, 54635640), (4, 40976730), (5, 32781384), (6, 27317820), (8, 20488365), (9, 18211880), (10, 16390692), (12, 13658910), (15, 10927128), (18, 9105940), (19, 8626680), (20, 8195346), (24, 6829455), (30, 5463564), (31, 5287320), (36, 4552970), (38, 4313340), (40, 4097673), (45, 3642376), (57, 2875560), (60, 2731782), (62, 2643660), (72, 2276485), (76, 2156670), (90, 1821188), (93, 1762440), (95, 1725336), (114, 1437780), (120, 1365891), (124, 1321830), (152, 1078335), (155, 1057464), (171, 958520), (180, 910594), (186, 881220), (190, 862668), (228, 718890), (248, 660915), (279, 587480), (285, 575112), (310, 528732), (342, 479260), (360, 455297), (372, 440610), (380, 431334), (456, 359445), (465, 352488), (558, 293740), (570, 287556), (589, 278280), (620, 264366), (684, 239630), (744, 220305), (760, 215667), (773, 212040), (855, 191704), (930, 176244), (1116, 146870), (1140, 143778), (1178, 139140), (1240, 132183), (1368, 119815), (1395, 117496), (1546, 106020), (1710, 95852), (1767, 92760), (1860, 88122), (2232, 73435), (2280, 71889), (2319, 70680), (2356, 69570), (2790, 58748), (2945, 55656), (3092, 53010), (3420, 47926), (3534, 46380), (3720, 44061), (3865, 42408), (4638, 35340), (4712, 34785), (5301, 30920), (5580, 29374), (5890, 27828), (6184, 26505), (6840, 23963), (6957, 23560), (7068, 23190), (7730, 21204), (8835, 18552), (9276, 17670), (10602, 15460), (11160, 14687), (11595, 14136), (11780, 13914)]