23356980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{449}}^1$

素因数の和:498

約数の個数: 108

約数和(自身を含む): 75429900

約数和(自身を除く): 52072920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 449, 510, 578, 612, 765, 867, 898, 1020, 1156, 1347, 1445, 1530, 1734, 1796, 2245, 2601, 2694, 2890, 3060, 3468, 4041, 4335, 4490, 5202, 5388, 5780, 6735, 7633, 8082, 8670, 8980, 10404, 13005, 13470, 15266, 16164, 17340, 20205, 22899, 26010, 26940, 30532, 38165, 40410, 45798, 52020, 68697, 76330, 80820, 91596, 114495, 129761, 137394, 152660, 228990, 259522, 274788, 343485, 389283, 457980, 519044, 648805, 686970, 778566, 1167849, 1297610, 1373940, 1557132, 1946415, 2335698, 2595220, 3892830, 4671396, 5839245, 7785660, 11678490, 23356980]

約数ペア:

[(1, 23356980), (2, 11678490), (3, 7785660), (4, 5839245), (5, 4671396), (6, 3892830), (9, 2595220), (10, 2335698), (12, 1946415), (15, 1557132), (17, 1373940), (18, 1297610), (20, 1167849), (30, 778566), (34, 686970), (36, 648805), (45, 519044), (51, 457980), (60, 389283), (68, 343485), (85, 274788), (90, 259522), (102, 228990), (153, 152660), (170, 137394), (180, 129761), (204, 114495), (255, 91596), (289, 80820), (306, 76330), (340, 68697), (449, 52020), (510, 45798), (578, 40410), (612, 38165), (765, 30532), (867, 26940), (898, 26010), (1020, 22899), (1156, 20205), (1347, 17340), (1445, 16164), (1530, 15266), (1734, 13470), (1796, 13005), (2245, 10404), (2601, 8980), (2694, 8670), (2890, 8082), (3060, 7633), (3468, 6735), (4041, 5780), (4335, 5388), (4490, 5202)]