395556420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1621}}^1$

素因数の和:1730

約数の個数: 144

約数和(自身を含む): 1304710848

約数和(自身を除く): 909154428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 83, 84, 98, 105, 140, 147, 166, 196, 210, 245, 249, 294, 332, 415, 420, 490, 498, 581, 588, 735, 830, 980, 996, 1162, 1245, 1470, 1621, 1660, 1743, 2324, 2490, 2905, 2940, 3242, 3486, 4067, 4863, 4980, 5810, 6484, 6972, 8105, 8134, 8715, 9726, 11347, 11620, 12201, 16210, 16268, 17430, 19452, 20335, 22694, 24315, 24402, 32420, 34041, 34860, 40670, 45388, 48630, 48804, 56735, 61005, 68082, 79429, 81340, 97260, 113470, 122010, 134543, 136164, 158858, 170205, 226940, 238287, 244020, 269086, 317716, 340410, 397145, 403629, 476574, 538172, 672715, 680820, 794290, 807258, 941801, 953148, 1191435, 1345430, 1588580, 1614516, 1883602, 2018145, 2382870, 2690860, 2825403, 3767204, 4036290, 4709005, 4765740, 5650806, 6592607, 8072580, 9418010, 11301612, 13185214, 14127015, 18836020, 19777821, 26370428, 28254030, 32963035, 39555642, 56508060, 65926070, 79111284, 98889105, 131852140, 197778210, 395556420]

約数ペア:

[(1, 395556420), (2, 197778210), (3, 131852140), (4, 98889105), (5, 79111284), (6, 65926070), (7, 56508060), (10, 39555642), (12, 32963035), (14, 28254030), (15, 26370428), (20, 19777821), (21, 18836020), (28, 14127015), (30, 13185214), (35, 11301612), (42, 9418010), (49, 8072580), (60, 6592607), (70, 5650806), (83, 4765740), (84, 4709005), (98, 4036290), (105, 3767204), (140, 2825403), (147, 2690860), (166, 2382870), (196, 2018145), (210, 1883602), (245, 1614516), (249, 1588580), (294, 1345430), (332, 1191435), (415, 953148), (420, 941801), (490, 807258), (498, 794290), (581, 680820), (588, 672715), (735, 538172), (830, 476574), (980, 403629), (996, 397145), (1162, 340410), (1245, 317716), (1470, 269086), (1621, 244020), (1660, 238287), (1743, 226940), (2324, 170205), (2490, 158858), (2905, 136164), (2940, 134543), (3242, 122010), (3486, 113470), (4067, 97260), (4863, 81340), (4980, 79429), (5810, 68082), (6484, 61005), (6972, 56735), (8105, 48804), (8134, 48630), (8715, 45388), (9726, 40670), (11347, 34860), (11620, 34041), (12201, 32420), (16210, 24402), (16268, 24315), (17430, 22694), (19452, 20335)]