393140800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:537

約数の個数: 168

約数和(自身を含む): 1069509672

約数和(自身を除く): 676368872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 41, 50, 52, 64, 65, 80, 82, 100, 104, 130, 160, 164, 200, 205, 208, 260, 320, 325, 328, 400, 410, 416, 461, 520, 533, 650, 656, 800, 820, 832, 922, 1025, 1040, 1066, 1300, 1312, 1600, 1640, 1844, 2050, 2080, 2132, 2305, 2600, 2624, 2665, 3280, 3688, 4100, 4160, 4264, 4610, 5200, 5330, 5993, 6560, 7376, 8200, 8528, 9220, 10400, 10660, 11525, 11986, 13120, 13325, 14752, 16400, 17056, 18440, 18901, 20800, 21320, 23050, 23972, 26650, 29504, 29965, 32800, 34112, 36880, 37802, 42640, 46100, 47944, 53300, 59930, 65600, 73760, 75604, 85280, 92200, 94505, 95888, 106600, 119860, 147520, 149825, 151208, 170560, 184400, 189010, 191776, 213200, 239720, 245713, 299650, 302416, 368800, 378020, 383552, 426400, 472525, 479440, 491426, 599300, 604832, 737600, 756040, 852800, 945050, 958880, 982852, 1198600, 1209664, 1228565, 1512080, 1890100, 1917760, 1965704, 2397200, 2457130, 3024160, 3780200, 3931408, 4794400, 4914260, 6048320, 6142825, 7560400, 7862816, 9588800, 9828520, 12285650, 15120800, 15725632, 19657040, 24571300, 30241600, 39314080, 49142600, 78628160, 98285200, 196570400, 393140800]

約数ペア:

[(1, 393140800), (2, 196570400), (4, 98285200), (5, 78628160), (8, 49142600), (10, 39314080), (13, 30241600), (16, 24571300), (20, 19657040), (25, 15725632), (26, 15120800), (32, 12285650), (40, 9828520), (41, 9588800), (50, 7862816), (52, 7560400), (64, 6142825), (65, 6048320), (80, 4914260), (82, 4794400), (100, 3931408), (104, 3780200), (130, 3024160), (160, 2457130), (164, 2397200), (200, 1965704), (205, 1917760), (208, 1890100), (260, 1512080), (320, 1228565), (325, 1209664), (328, 1198600), (400, 982852), (410, 958880), (416, 945050), (461, 852800), (520, 756040), (533, 737600), (650, 604832), (656, 599300), (800, 491426), (820, 479440), (832, 472525), (922, 426400), (1025, 383552), (1040, 378020), (1066, 368800), (1300, 302416), (1312, 299650), (1600, 245713), (1640, 239720), (1844, 213200), (2050, 191776), (2080, 189010), (2132, 184400), (2305, 170560), (2600, 151208), (2624, 149825), (2665, 147520), (3280, 119860), (3688, 106600), (4100, 95888), (4160, 94505), (4264, 92200), (4610, 85280), (5200, 75604), (5330, 73760), (5993, 65600), (6560, 59930), (7376, 53300), (8200, 47944), (8528, 46100), (9220, 42640), (10400, 37802), (10660, 36880), (11525, 34112), (11986, 32800), (13120, 29965), (13325, 29504), (14752, 26650), (16400, 23972), (17056, 23050), (18440, 21320), (18901, 20800)]