1220379120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89209}}^1$

素因数の和:89247

約数の個数: 120

約数和(自身を含む): 4314195600

約数和(自身を除く): 3093816480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 89209, 178418, 267627, 356836, 446045, 535254, 713672, 802881, 892090, 1070508, 1338135, 1427344, 1605762, 1694971, 1784180, 2141016, 2676270, 3211524, 3389942, 3568360, 4014405, 4282032, 5084913, 5352540, 6423048, 6779884, 7136720, 8028810, 8474855, 10169826, 10705080, 12846096, 13559768, 15254739, 16057620, 16949710, 20339652, 21410160, 25424565, 27119536, 30509478, 32115240, 33899420, 40679304, 50849130, 61018956, 64230480, 67798840, 76273695, 81358608, 101698260, 122037912, 135597680, 152547390, 203396520, 244075824, 305094780, 406793040, 610189560, 1220379120]

約数ペア:

[(1, 1220379120), (2, 610189560), (3, 406793040), (4, 305094780), (5, 244075824), (6, 203396520), (8, 152547390), (9, 135597680), (10, 122037912), (12, 101698260), (15, 81358608), (16, 76273695), (18, 67798840), (19, 64230480), (20, 61018956), (24, 50849130), (30, 40679304), (36, 33899420), (38, 32115240), (40, 30509478), (45, 27119536), (48, 25424565), (57, 21410160), (60, 20339652), (72, 16949710), (76, 16057620), (80, 15254739), (90, 13559768), (95, 12846096), (114, 10705080), (120, 10169826), (144, 8474855), (152, 8028810), (171, 7136720), (180, 6779884), (190, 6423048), (228, 5352540), (240, 5084913), (285, 4282032), (304, 4014405), (342, 3568360), (360, 3389942), (380, 3211524), (456, 2676270), (570, 2141016), (684, 1784180), (720, 1694971), (760, 1605762), (855, 1427344), (912, 1338135), (1140, 1070508), (1368, 892090), (1520, 802881), (1710, 713672), (2280, 535254), (2736, 446045), (3420, 356836), (4560, 267627), (6840, 178418), (13680, 89209)]