2143149880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{569}}^1$

素因数の和:817

約数の個数: 128

約数和(自身を含む): 5318784000

約数和(自身を除く): 3175634120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 191, 232, 290, 340, 382, 493, 569, 580, 680, 764, 955, 986, 1138, 1160, 1528, 1910, 1972, 2276, 2465, 2845, 3247, 3820, 3944, 4552, 4930, 5539, 5690, 6494, 7640, 9673, 9860, 11078, 11380, 12988, 16235, 16501, 19346, 19720, 22156, 22760, 25976, 27695, 32470, 33002, 38692, 44312, 48365, 55390, 64940, 66004, 77384, 82505, 94163, 96730, 108679, 110780, 129880, 132008, 165010, 188326, 193460, 217358, 221560, 280517, 330020, 376652, 386920, 434716, 470815, 543395, 561034, 660040, 753304, 869432, 941630, 1086790, 1122068, 1402585, 1847543, 1883260, 2173580, 2244136, 2805170, 3151691, 3695086, 3766520, 4347160, 5610340, 6303382, 7390172, 9237715, 11220680, 12606764, 14780344, 15758455, 18475430, 25213528, 31516910, 36950860, 53578747, 63033820, 73901720, 107157494, 126067640, 214314988, 267893735, 428629976, 535787470, 1071574940, 2143149880]

約数ペア:

[(1, 2143149880), (2, 1071574940), (4, 535787470), (5, 428629976), (8, 267893735), (10, 214314988), (17, 126067640), (20, 107157494), (29, 73901720), (34, 63033820), (40, 53578747), (58, 36950860), (68, 31516910), (85, 25213528), (116, 18475430), (136, 15758455), (145, 14780344), (170, 12606764), (191, 11220680), (232, 9237715), (290, 7390172), (340, 6303382), (382, 5610340), (493, 4347160), (569, 3766520), (580, 3695086), (680, 3151691), (764, 2805170), (955, 2244136), (986, 2173580), (1138, 1883260), (1160, 1847543), (1528, 1402585), (1910, 1122068), (1972, 1086790), (2276, 941630), (2465, 869432), (2845, 753304), (3247, 660040), (3820, 561034), (3944, 543395), (4552, 470815), (4930, 434716), (5539, 386920), (5690, 376652), (6494, 330020), (7640, 280517), (9673, 221560), (9860, 217358), (11078, 193460), (11380, 188326), (12988, 165010), (16235, 132008), (16501, 129880), (19346, 110780), (19720, 108679), (22156, 96730), (22760, 94163), (25976, 82505), (27695, 77384), (32470, 66004), (33002, 64940), (38692, 55390), (44312, 48365)]