389473020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2423}}^1$

素因数の和:2504

約数の個数: 144

約数和(自身を含む): 1270563840

約数和(自身を除く): 881090820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 47, 57, 60, 76, 90, 94, 95, 114, 141, 171, 180, 188, 190, 228, 235, 282, 285, 342, 380, 423, 470, 564, 570, 684, 705, 846, 855, 893, 940, 1140, 1410, 1692, 1710, 1786, 2115, 2423, 2679, 2820, 3420, 3572, 4230, 4465, 4846, 5358, 7269, 8037, 8460, 8930, 9692, 10716, 12115, 13395, 14538, 16074, 17860, 21807, 24230, 26790, 29076, 32148, 36345, 40185, 43614, 46037, 48460, 53580, 72690, 80370, 87228, 92074, 109035, 113881, 138111, 145380, 160740, 184148, 218070, 227762, 230185, 276222, 341643, 414333, 436140, 455524, 460370, 552444, 569405, 683286, 690555, 828666, 920740, 1024929, 1138810, 1366572, 1381110, 1657332, 1708215, 2049858, 2071665, 2163739, 2277620, 2762220, 3416430, 4099716, 4143330, 4327478, 5124645, 6491217, 6832860, 8286660, 8654956, 10249290, 10818695, 12982434, 19473651, 20498580, 21637390, 25964868, 32456085, 38947302, 43274780, 64912170, 77894604, 97368255, 129824340, 194736510, 389473020]

約数ペア:

[(1, 389473020), (2, 194736510), (3, 129824340), (4, 97368255), (5, 77894604), (6, 64912170), (9, 43274780), (10, 38947302), (12, 32456085), (15, 25964868), (18, 21637390), (19, 20498580), (20, 19473651), (30, 12982434), (36, 10818695), (38, 10249290), (45, 8654956), (47, 8286660), (57, 6832860), (60, 6491217), (76, 5124645), (90, 4327478), (94, 4143330), (95, 4099716), (114, 3416430), (141, 2762220), (171, 2277620), (180, 2163739), (188, 2071665), (190, 2049858), (228, 1708215), (235, 1657332), (282, 1381110), (285, 1366572), (342, 1138810), (380, 1024929), (423, 920740), (470, 828666), (564, 690555), (570, 683286), (684, 569405), (705, 552444), (846, 460370), (855, 455524), (893, 436140), (940, 414333), (1140, 341643), (1410, 276222), (1692, 230185), (1710, 227762), (1786, 218070), (2115, 184148), (2423, 160740), (2679, 145380), (2820, 138111), (3420, 113881), (3572, 109035), (4230, 92074), (4465, 87228), (4846, 80370), (5358, 72690), (7269, 53580), (8037, 48460), (8460, 46037), (8930, 43614), (9692, 40185), (10716, 36345), (12115, 32148), (13395, 29076), (14538, 26790), (16074, 24230), (17860, 21807)]