19629810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 57024000

約数和(自身を除く): 37394190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 29, 30, 45, 46, 54, 58, 69, 87, 90, 109, 115, 135, 138, 145, 174, 207, 218, 230, 261, 270, 290, 327, 345, 414, 435, 522, 545, 621, 654, 667, 690, 783, 870, 981, 1035, 1090, 1242, 1305, 1334, 1566, 1635, 1962, 2001, 2070, 2507, 2610, 2943, 3105, 3161, 3270, 3335, 3915, 4002, 4905, 5014, 5886, 6003, 6210, 6322, 6670, 7521, 7830, 9483, 9810, 10005, 12006, 12535, 14715, 15042, 15805, 18009, 18966, 20010, 22563, 25070, 28449, 29430, 30015, 31610, 36018, 37605, 45126, 47415, 56898, 60030, 67689, 72703, 75210, 85347, 90045, 94830, 112815, 135378, 142245, 145406, 170694, 180090, 218109, 225630, 284490, 338445, 363515, 426735, 436218, 654327, 676890, 727030, 853470, 1090545, 1308654, 1962981, 2181090, 3271635, 3925962, 6543270, 9814905, 19629810]

約数ペア:

[(1, 19629810), (2, 9814905), (3, 6543270), (5, 3925962), (6, 3271635), (9, 2181090), (10, 1962981), (15, 1308654), (18, 1090545), (23, 853470), (27, 727030), (29, 676890), (30, 654327), (45, 436218), (46, 426735), (54, 363515), (58, 338445), (69, 284490), (87, 225630), (90, 218109), (109, 180090), (115, 170694), (135, 145406), (138, 142245), (145, 135378), (174, 112815), (207, 94830), (218, 90045), (230, 85347), (261, 75210), (270, 72703), (290, 67689), (327, 60030), (345, 56898), (414, 47415), (435, 45126), (522, 37605), (545, 36018), (621, 31610), (654, 30015), (667, 29430), (690, 28449), (783, 25070), (870, 22563), (981, 20010), (1035, 18966), (1090, 18009), (1242, 15805), (1305, 15042), (1334, 14715), (1566, 12535), (1635, 12006), (1962, 10005), (2001, 9810), (2070, 9483), (2507, 7830), (2610, 7521), (2943, 6670), (3105, 6322), (3161, 6210), (3270, 6003), (3335, 5886), (3915, 5014), (4002, 4905)]