72420030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 197054208

約数和(自身を除く): 124634178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 101, 155, 186, 202, 257, 279, 303, 310, 465, 505, 514, 558, 606, 771, 909, 930, 1010, 1285, 1395, 1515, 1542, 1818, 2313, 2570, 2790, 3030, 3131, 3855, 4545, 4626, 6262, 7710, 7967, 9090, 9393, 11565, 15655, 15934, 18786, 23130, 23901, 25957, 28179, 31310, 39835, 46965, 47802, 51914, 56358, 71703, 77871, 79670, 93930, 119505, 129785, 140895, 143406, 155742, 233613, 239010, 259570, 281790, 358515, 389355, 467226, 717030, 778710, 804667, 1168065, 1609334, 2336130, 2414001, 4023335, 4828002, 7242003, 8046670, 12070005, 14484006, 24140010, 36210015, 72420030]

約数ペア:

[(1, 72420030), (2, 36210015), (3, 24140010), (5, 14484006), (6, 12070005), (9, 8046670), (10, 7242003), (15, 4828002), (18, 4023335), (30, 2414001), (31, 2336130), (45, 1609334), (62, 1168065), (90, 804667), (93, 778710), (101, 717030), (155, 467226), (186, 389355), (202, 358515), (257, 281790), (279, 259570), (303, 239010), (310, 233613), (465, 155742), (505, 143406), (514, 140895), (558, 129785), (606, 119505), (771, 93930), (909, 79670), (930, 77871), (1010, 71703), (1285, 56358), (1395, 51914), (1515, 47802), (1542, 46965), (1818, 39835), (2313, 31310), (2570, 28179), (2790, 25957), (3030, 23901), (3131, 23130), (3855, 18786), (4545, 15934), (4626, 15655), (6262, 11565), (7710, 9393), (7967, 9090)]