405702939720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1\times {\mathrm{214399}}^1$

素因数の和:215639

約数の個数: 128

約数和(自身を含む): 1311819264000

約数和(自身を除く): 906116324280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1213, 1560, 2426, 3639, 4852, 6065, 7278, 9704, 12130, 14556, 15769, 18195, 24260, 29112, 31538, 36390, 47307, 48520, 63076, 72780, 78845, 94614, 126152, 145560, 157690, 189228, 214399, 236535, 315380, 378456, 428798, 473070, 630760, 643197, 857596, 946140, 1071995, 1286394, 1715192, 1892280, 2143990, 2572788, 2787187, 3215985, 4287980, 5145576, 5574374, 6431970, 8361561, 8575960, 11148748, 12863940, 13935935, 16723122, 22297496, 25727880, 27871870, 33446244, 41807805, 55743740, 66892488, 83615610, 111487480, 167231220, 260065987, 334462440, 520131974, 780197961, 1040263948, 1300329935, 1560395922, 2080527896, 2600659870, 3120791844, 3380857831, 3900989805, 5201319740, 6241583688, 6761715662, 7801979610, 10142573493, 10402639480, 13523431324, 15603959220, 16904289155, 20285146986, 27046862648, 31207918440, 33808578310, 40570293972, 50712867465, 67617156620, 81140587944, 101425734930, 135234313240, 202851469860, 405702939720]

約数ペア:

[(1, 405702939720), (2, 202851469860), (3, 135234313240), (4, 101425734930), (5, 81140587944), (6, 67617156620), (8, 50712867465), (10, 40570293972), (12, 33808578310), (13, 31207918440), (15, 27046862648), (20, 20285146986), (24, 16904289155), (26, 15603959220), (30, 13523431324), (39, 10402639480), (40, 10142573493), (52, 7801979610), (60, 6761715662), (65, 6241583688), (78, 5201319740), (104, 3900989805), (120, 3380857831), (130, 3120791844), (156, 2600659870), (195, 2080527896), (260, 1560395922), (312, 1300329935), (390, 1040263948), (520, 780197961), (780, 520131974), (1213, 334462440), (1560, 260065987), (2426, 167231220), (3639, 111487480), (4852, 83615610), (6065, 66892488), (7278, 55743740), (9704, 41807805), (12130, 33446244), (14556, 27871870), (15769, 25727880), (18195, 22297496), (24260, 16723122), (29112, 13935935), (31538, 12863940), (36390, 11148748), (47307, 8575960), (48520, 8361561), (63076, 6431970), (72780, 5574374), (78845, 5145576), (94614, 4287980), (126152, 3215985), (145560, 2787187), (157690, 2572788), (189228, 2143990), (214399, 1892280), (236535, 1715192), (315380, 1286394), (378456, 1071995), (428798, 946140), (473070, 857596), (630760, 643197)]