1270605240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^2$

素因数の和:898

約数の個数: 144

約数和(自身を含む): 4356916200

約数和(自身を除く): 3086310960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 431, 456, 570, 684, 760, 855, 862, 1140, 1293, 1368, 1710, 1724, 2155, 2280, 2586, 3420, 3448, 3879, 4310, 5172, 6465, 6840, 7758, 8189, 8620, 10344, 12930, 15516, 16378, 17240, 19395, 24567, 25860, 31032, 32756, 38790, 40945, 49134, 51720, 65512, 73701, 77580, 81890, 98268, 122835, 147402, 155160, 163780, 185761, 196536, 245670, 294804, 327560, 368505, 371522, 491340, 557283, 589608, 737010, 743044, 928805, 982680, 1114566, 1474020, 1486088, 1671849, 1857610, 2229132, 2786415, 2948040, 3343698, 3529459, 3715220, 4458264, 5572830, 6687396, 7058918, 7430440, 8359245, 10588377, 11145660, 13374792, 14117836, 16718490, 17647295, 21176754, 22291320, 28235672, 31765131, 33436980, 35294590, 42353508, 52941885, 63530262, 66873960, 70589180, 84707016, 105883770, 127060524, 141178360, 158825655, 211767540, 254121048, 317651310, 423535080, 635302620, 1270605240]

約数ペア:

[(1, 1270605240), (2, 635302620), (3, 423535080), (4, 317651310), (5, 254121048), (6, 211767540), (8, 158825655), (9, 141178360), (10, 127060524), (12, 105883770), (15, 84707016), (18, 70589180), (19, 66873960), (20, 63530262), (24, 52941885), (30, 42353508), (36, 35294590), (38, 33436980), (40, 31765131), (45, 28235672), (57, 22291320), (60, 21176754), (72, 17647295), (76, 16718490), (90, 14117836), (95, 13374792), (114, 11145660), (120, 10588377), (152, 8359245), (171, 7430440), (180, 7058918), (190, 6687396), (228, 5572830), (285, 4458264), (342, 3715220), (360, 3529459), (380, 3343698), (431, 2948040), (456, 2786415), (570, 2229132), (684, 1857610), (760, 1671849), (855, 1486088), (862, 1474020), (1140, 1114566), (1293, 982680), (1368, 928805), (1710, 743044), (1724, 737010), (2155, 589608), (2280, 557283), (2586, 491340), (3420, 371522), (3448, 368505), (3879, 327560), (4310, 294804), (5172, 245670), (6465, 196536), (6840, 185761), (7758, 163780), (8189, 155160), (8620, 147402), (10344, 122835), (12930, 98268), (15516, 81890), (16378, 77580), (17240, 73701), (19395, 65512), (24567, 51720), (25860, 49134), (31032, 40945), (32756, 38790)]