123859620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2381}}^1$

素因数の和:2430

約数の個数: 108

約数和(自身を含む): 399275604

約数和(自身を除く): 275415984

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, 510, 578, 612, 765, 867, 1020, 1156, 1445, 1530, 1734, 2381, 2601, 2890, 3060, 3468, 4335, 4762, 5202, 5780, 7143, 8670, 9524, 10404, 11905, 13005, 14286, 17340, 21429, 23810, 26010, 28572, 35715, 40477, 42858, 47620, 52020, 71430, 80954, 85716, 107145, 121431, 142860, 161908, 202385, 214290, 242862, 364293, 404770, 428580, 485724, 607155, 688109, 728586, 809540, 1214310, 1376218, 1457172, 1821465, 2064327, 2428620, 2752436, 3440545, 3642930, 4128654, 6192981, 6881090, 7285860, 8257308, 10321635, 12385962, 13762180, 20643270, 24771924, 30964905, 41286540, 61929810, 123859620]

約数ペア:

[(1, 123859620), (2, 61929810), (3, 41286540), (4, 30964905), (5, 24771924), (6, 20643270), (9, 13762180), (10, 12385962), (12, 10321635), (15, 8257308), (17, 7285860), (18, 6881090), (20, 6192981), (30, 4128654), (34, 3642930), (36, 3440545), (45, 2752436), (51, 2428620), (60, 2064327), (68, 1821465), (85, 1457172), (90, 1376218), (102, 1214310), (153, 809540), (170, 728586), (180, 688109), (204, 607155), (255, 485724), (289, 428580), (306, 404770), (340, 364293), (510, 242862), (578, 214290), (612, 202385), (765, 161908), (867, 142860), (1020, 121431), (1156, 107145), (1445, 85716), (1530, 80954), (1734, 71430), (2381, 52020), (2601, 47620), (2890, 42858), (3060, 40477), (3468, 35715), (4335, 28572), (4762, 26010), (5202, 23810), (5780, 21429), (7143, 17340), (8670, 14286), (9524, 13005), (10404, 11905)]