18980951250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{229}}^1$

素因数の和:339

約数の個数: 240

約数和(自身を含む): 51371305920

約数和(自身を除く): 32390354670

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 31, 46, 50, 62, 69, 75, 93, 115, 125, 138, 150, 155, 186, 229, 230, 250, 310, 345, 375, 458, 465, 575, 625, 687, 690, 713, 750, 775, 930, 961, 1145, 1150, 1250, 1374, 1426, 1550, 1725, 1875, 1922, 2139, 2290, 2325, 2875, 2883, 3435, 3450, 3565, 3750, 3875, 4278, 4650, 4805, 5267, 5725, 5750, 5766, 6870, 7099, 7130, 7750, 8625, 9610, 10534, 10695, 11450, 11625, 14198, 14375, 14415, 15801, 17175, 17250, 17825, 19375, 21297, 21390, 22103, 23250, 24025, 26335, 28625, 28750, 28830, 31602, 34350, 35495, 35650, 38750, 42594, 43125, 44206, 48050, 52670, 53475, 57250, 58125, 66309, 70990, 72075, 79005, 85875, 86250, 89125, 106485, 106950, 110515, 116250, 120125, 131675, 132618, 143125, 144150, 158010, 163277, 171750, 177475, 178250, 212970, 220069, 221030, 240250, 263350, 267375, 286250, 326554, 331545, 354950, 360375, 395025, 429375, 440138, 445625, 489831, 532425, 534750, 552575, 600625, 658375, 660207, 663090, 720750, 790050, 816385, 858750, 887375, 891250, 979662, 1064850, 1100345, 1105150, 1201250, 1316750, 1320414, 1336875, 1632770, 1657725, 1774750, 1801875, 1975125, 2200690, 2449155, 2662125, 2673750, 2762875, 3291875, 3301035, 3315450, 3603750, 3950250, 4081925, 4436875, 4898310, 5061587, 5324250, 5501725, 5525750, 6583750, 6602070, 8163850, 8288625, 8873750, 9875625, 10123174, 11003450, 12245775, 13310625, 13814375, 15184761, 16505175, 16577250, 19751250, 20409625, 24491550, 25307935, 26621250, 27508625, 27628750, 30369522, 33010350, 40819250, 41443125, 50615870, 55017250, 61228875, 75923805, 82525875, 82886250, 102048125, 122457750, 126539675, 137543125, 151847610, 165051750, 204096250, 253079350, 275086250, 306144375, 379619025, 412629375, 612288750, 632698375, 759238050, 825258750, 1265396750, 1898095125, 3163491875, 3796190250, 6326983750, 9490475625, 18980951250]

約数ペア:

[(1, 18980951250), (2, 9490475625), (3, 6326983750), (5, 3796190250), (6, 3163491875), (10, 1898095125), (15, 1265396750), (23, 825258750), (25, 759238050), (30, 632698375), (31, 612288750), (46, 412629375), (50, 379619025), (62, 306144375), (69, 275086250), (75, 253079350), (93, 204096250), (115, 165051750), (125, 151847610), (138, 137543125), (150, 126539675), (155, 122457750), (186, 102048125), (229, 82886250), (230, 82525875), (250, 75923805), (310, 61228875), (345, 55017250), (375, 50615870), (458, 41443125), (465, 40819250), (575, 33010350), (625, 30369522), (687, 27628750), (690, 27508625), (713, 26621250), (750, 25307935), (775, 24491550), (930, 20409625), (961, 19751250), (1145, 16577250), (1150, 16505175), (1250, 15184761), (1374, 13814375), (1426, 13310625), (1550, 12245775), (1725, 11003450), (1875, 10123174), (1922, 9875625), (2139, 8873750), (2290, 8288625), (2325, 8163850), (2875, 6602070), (2883, 6583750), (3435, 5525750), (3450, 5501725), (3565, 5324250), (3750, 5061587), (3875, 4898310), (4278, 4436875), (4650, 4081925), (4805, 3950250), (5267, 3603750), (5725, 3315450), (5750, 3301035), (5766, 3291875), (6870, 2762875), (7099, 2673750), (7130, 2662125), (7750, 2449155), (8625, 2200690), (9610, 1975125), (10534, 1801875), (10695, 1774750), (11450, 1657725), (11625, 1632770), (14198, 1336875), (14375, 1320414), (14415, 1316750), (15801, 1201250), (17175, 1105150), (17250, 1100345), (17825, 1064850), (19375, 979662), (21297, 891250), (21390, 887375), (22103, 858750), (23250, 816385), (24025, 790050), (26335, 720750), (28625, 663090), (28750, 660207), (28830, 658375), (31602, 600625), (34350, 552575), (35495, 534750), (35650, 532425), (38750, 489831), (42594, 445625), (43125, 440138), (44206, 429375), (48050, 395025), (52670, 360375), (53475, 354950), (57250, 331545), (58125, 326554), (66309, 286250), (70990, 267375), (72075, 263350), (79005, 240250), (85875, 221030), (86250, 220069), (89125, 212970), (106485, 178250), (106950, 177475), (110515, 171750), (116250, 163277), (120125, 158010), (131675, 144150), (132618, 143125)]