30421860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:773

約数の個数: 96

約数和(自身を含む): 98364672

約数和(自身を除く): 67942812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 113, 140, 210, 226, 339, 420, 452, 565, 641, 678, 791, 1130, 1282, 1356, 1582, 1695, 1923, 2260, 2373, 2564, 3164, 3205, 3390, 3846, 3955, 4487, 4746, 6410, 6780, 7692, 7910, 8974, 9492, 9615, 11865, 12820, 13461, 15820, 17948, 19230, 22435, 23730, 26922, 38460, 44870, 47460, 53844, 67305, 72433, 89740, 134610, 144866, 217299, 269220, 289732, 362165, 434598, 507031, 724330, 869196, 1014062, 1086495, 1448660, 1521093, 2028124, 2172990, 2535155, 3042186, 4345980, 5070310, 6084372, 7605465, 10140620, 15210930, 30421860]

約数ペア:

[(1, 30421860), (2, 15210930), (3, 10140620), (4, 7605465), (5, 6084372), (6, 5070310), (7, 4345980), (10, 3042186), (12, 2535155), (14, 2172990), (15, 2028124), (20, 1521093), (21, 1448660), (28, 1086495), (30, 1014062), (35, 869196), (42, 724330), (60, 507031), (70, 434598), (84, 362165), (105, 289732), (113, 269220), (140, 217299), (210, 144866), (226, 134610), (339, 89740), (420, 72433), (452, 67305), (565, 53844), (641, 47460), (678, 44870), (791, 38460), (1130, 26922), (1282, 23730), (1356, 22435), (1582, 19230), (1695, 17948), (1923, 15820), (2260, 13461), (2373, 12820), (2564, 11865), (3164, 9615), (3205, 9492), (3390, 8974), (3846, 7910), (3955, 7692), (4487, 6780), (4746, 6410)]