20181720960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{184409}}^1$

素因数の和:184453

約数の個数: 192

約数和(自身を含む): 73358298000

約数和(自身を除く): 53176577040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 855, 912, 960, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1824, 1920, 2280, 2432, 2736, 2880, 3040, 3420, 3648, 4560, 5472, 5760, 6080, 6840, 7296, 9120, 10944, 12160, 13680, 18240, 21888, 27360, 36480, 54720, 109440, 184409, 368818, 553227, 737636, 922045, 1106454, 1475272, 1659681, 1844090, 2212908, 2766135, 2950544, 3319362, 3503771, 3688180, 4425816, 5532270, 5901088, 6638724, 7007542, 7376360, 8298405, 8851632, 10511313, 11064540, 11802176, 13277448, 14015084, 14752720, 16596810, 17518855, 17703264, 21022626, 22129080, 23604352, 26554896, 28030168, 29505440, 31533939, 33193620, 35037710, 35406528, 42045252, 44258160, 52556565, 53109792, 56060336, 59010880, 63067878, 66387240, 70075420, 70813056, 84090504, 88516320, 105113130, 106219584, 112120672, 118021760, 126135756, 132774480, 140150840, 157669695, 168181008, 177032640, 210226260, 212439168, 224241344, 252271512, 265548960, 280301680, 315339390, 336362016, 354065280, 420452520, 448482688, 504543024, 531097920, 560603360, 630678780, 672724032, 840905040, 1009086048, 1062195840, 1121206720, 1261357560, 1345448064, 1681810080, 2018172096, 2242413440, 2522715120, 3363620160, 4036344192, 5045430240, 6727240320, 10090860480, 20181720960]

約数ペア:

[(1, 20181720960), (2, 10090860480), (3, 6727240320), (4, 5045430240), (5, 4036344192), (6, 3363620160), (8, 2522715120), (9, 2242413440), (10, 2018172096), (12, 1681810080), (15, 1345448064), (16, 1261357560), (18, 1121206720), (19, 1062195840), (20, 1009086048), (24, 840905040), (30, 672724032), (32, 630678780), (36, 560603360), (38, 531097920), (40, 504543024), (45, 448482688), (48, 420452520), (57, 354065280), (60, 336362016), (64, 315339390), (72, 280301680), (76, 265548960), (80, 252271512), (90, 224241344), (95, 212439168), (96, 210226260), (114, 177032640), (120, 168181008), (128, 157669695), (144, 140150840), (152, 132774480), (160, 126135756), (171, 118021760), (180, 112120672), (190, 106219584), (192, 105113130), (228, 88516320), (240, 84090504), (285, 70813056), (288, 70075420), (304, 66387240), (320, 63067878), (342, 59010880), (360, 56060336), (380, 53109792), (384, 52556565), (456, 44258160), (480, 42045252), (570, 35406528), (576, 35037710), (608, 33193620), (640, 31533939), (684, 29505440), (720, 28030168), (760, 26554896), (855, 23604352), (912, 22129080), (960, 21022626), (1140, 17703264), (1152, 17518855), (1216, 16596810), (1368, 14752720), (1440, 14015084), (1520, 13277448), (1710, 11802176), (1824, 11064540), (1920, 10511313), (2280, 8851632), (2432, 8298405), (2736, 7376360), (2880, 7007542), (3040, 6638724), (3420, 5901088), (3648, 5532270), (4560, 4425816), (5472, 3688180), (5760, 3503771), (6080, 3319362), (6840, 2950544), (7296, 2766135), (9120, 2212908), (10944, 1844090), (12160, 1659681), (13680, 1475272), (18240, 1106454), (21888, 922045), (27360, 737636), (36480, 553227), (54720, 368818), (109440, 184409)]