90420240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:365

約数の個数: 160

約数和(自身を含む): 299980800

約数和(自身を除く): 209560560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 79, 80, 95, 114, 120, 152, 158, 190, 228, 237, 240, 251, 285, 304, 316, 380, 395, 456, 474, 502, 570, 632, 753, 760, 790, 912, 948, 1004, 1140, 1185, 1255, 1264, 1501, 1506, 1520, 1580, 1896, 2008, 2280, 2370, 2510, 3002, 3012, 3160, 3765, 3792, 4016, 4503, 4560, 4740, 4769, 5020, 6004, 6024, 6320, 7505, 7530, 9006, 9480, 9538, 10040, 12008, 12048, 14307, 15010, 15060, 18012, 18960, 19076, 19829, 20080, 22515, 23845, 24016, 28614, 30020, 30120, 36024, 38152, 39658, 45030, 47690, 57228, 59487, 60040, 60240, 71535, 72048, 76304, 79316, 90060, 95380, 99145, 114456, 118974, 120080, 143070, 158632, 180120, 190760, 198290, 228912, 237948, 286140, 297435, 317264, 360240, 376751, 381520, 396580, 475896, 572280, 594870, 753502, 793160, 951792, 1130253, 1144560, 1189740, 1507004, 1586320, 1883755, 2260506, 2379480, 3014008, 3767510, 4521012, 4758960, 5651265, 6028016, 7535020, 9042024, 11302530, 15070040, 18084048, 22605060, 30140080, 45210120, 90420240]

約数ペア:

[(1, 90420240), (2, 45210120), (3, 30140080), (4, 22605060), (5, 18084048), (6, 15070040), (8, 11302530), (10, 9042024), (12, 7535020), (15, 6028016), (16, 5651265), (19, 4758960), (20, 4521012), (24, 3767510), (30, 3014008), (38, 2379480), (40, 2260506), (48, 1883755), (57, 1586320), (60, 1507004), (76, 1189740), (79, 1144560), (80, 1130253), (95, 951792), (114, 793160), (120, 753502), (152, 594870), (158, 572280), (190, 475896), (228, 396580), (237, 381520), (240, 376751), (251, 360240), (285, 317264), (304, 297435), (316, 286140), (380, 237948), (395, 228912), (456, 198290), (474, 190760), (502, 180120), (570, 158632), (632, 143070), (753, 120080), (760, 118974), (790, 114456), (912, 99145), (948, 95380), (1004, 90060), (1140, 79316), (1185, 76304), (1255, 72048), (1264, 71535), (1501, 60240), (1506, 60040), (1520, 59487), (1580, 57228), (1896, 47690), (2008, 45030), (2280, 39658), (2370, 38152), (2510, 36024), (3002, 30120), (3012, 30020), (3160, 28614), (3765, 24016), (3792, 23845), (4016, 22515), (4503, 20080), (4560, 19829), (4740, 19076), (4769, 18960), (5020, 18012), (6004, 15060), (6024, 15010), (6320, 14307), (7505, 12048), (7530, 12008), (9006, 10040), (9480, 9538)]