28953210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:448

約数の個数: 128

約数和(自身を含む): 86655744

約数和(自身を除く): 57702534

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 17, 22, 26, 30, 33, 34, 39, 51, 55, 65, 66, 78, 85, 102, 110, 130, 143, 165, 170, 187, 195, 221, 255, 286, 330, 374, 390, 397, 429, 442, 510, 561, 663, 715, 794, 858, 935, 1105, 1122, 1191, 1326, 1430, 1870, 1985, 2145, 2210, 2382, 2431, 2805, 3315, 3970, 4290, 4367, 4862, 5161, 5610, 5955, 6630, 6749, 7293, 8734, 10322, 11910, 12155, 13101, 13498, 14586, 15483, 20247, 21835, 24310, 25805, 26202, 30966, 33745, 36465, 40494, 43670, 51610, 56771, 65505, 67490, 72930, 74239, 77415, 87737, 101235, 113542, 131010, 148478, 154830, 170313, 175474, 202470, 222717, 263211, 283855, 340626, 371195, 438685, 445434, 526422, 567710, 742390, 851565, 877370, 965107, 1113585, 1316055, 1703130, 1930214, 2227170, 2632110, 2895321, 4825535, 5790642, 9651070, 14476605, 28953210]

約数ペア:

[(1, 28953210), (2, 14476605), (3, 9651070), (5, 5790642), (6, 4825535), (10, 2895321), (11, 2632110), (13, 2227170), (15, 1930214), (17, 1703130), (22, 1316055), (26, 1113585), (30, 965107), (33, 877370), (34, 851565), (39, 742390), (51, 567710), (55, 526422), (65, 445434), (66, 438685), (78, 371195), (85, 340626), (102, 283855), (110, 263211), (130, 222717), (143, 202470), (165, 175474), (170, 170313), (187, 154830), (195, 148478), (221, 131010), (255, 113542), (286, 101235), (330, 87737), (374, 77415), (390, 74239), (397, 72930), (429, 67490), (442, 65505), (510, 56771), (561, 51610), (663, 43670), (715, 40494), (794, 36465), (858, 33745), (935, 30966), (1105, 26202), (1122, 25805), (1191, 24310), (1326, 21835), (1430, 20247), (1870, 15483), (1985, 14586), (2145, 13498), (2210, 13101), (2382, 12155), (2431, 11910), (2805, 10322), (3315, 8734), (3970, 7293), (4290, 6749), (4367, 6630), (4862, 5955), (5161, 5610)]