240765720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8123}}^1$

素因数の和:8169

約数の個数: 128

約数和(自身を含む): 818899200

約数和(自身を除く): 578133480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 7410, 8123, 9880, 14820, 16246, 24369, 29640, 32492, 40615, 48738, 64984, 81230, 97476, 105599, 121845, 154337, 162460, 194952, 211198, 243690, 308674, 316797, 324920, 422396, 463011, 487380, 527995, 617348, 633594, 771685, 844792, 926022, 974760, 1055990, 1234696, 1267188, 1543370, 1583985, 1852044, 2006381, 2111980, 2315055, 2534376, 3086740, 3167970, 3704088, 4012762, 4223960, 4630110, 6019143, 6173480, 6335940, 8025524, 9260220, 10031905, 12038286, 12671880, 16051048, 18520440, 20063810, 24076572, 30095715, 40127620, 48153144, 60191430, 80255240, 120382860, 240765720]

約数ペア:

[(1, 240765720), (2, 120382860), (3, 80255240), (4, 60191430), (5, 48153144), (6, 40127620), (8, 30095715), (10, 24076572), (12, 20063810), (13, 18520440), (15, 16051048), (19, 12671880), (20, 12038286), (24, 10031905), (26, 9260220), (30, 8025524), (38, 6335940), (39, 6173480), (40, 6019143), (52, 4630110), (57, 4223960), (60, 4012762), (65, 3704088), (76, 3167970), (78, 3086740), (95, 2534376), (104, 2315055), (114, 2111980), (120, 2006381), (130, 1852044), (152, 1583985), (156, 1543370), (190, 1267188), (195, 1234696), (228, 1055990), (247, 974760), (260, 926022), (285, 844792), (312, 771685), (380, 633594), (390, 617348), (456, 527995), (494, 487380), (520, 463011), (570, 422396), (741, 324920), (760, 316797), (780, 308674), (988, 243690), (1140, 211198), (1235, 194952), (1482, 162460), (1560, 154337), (1976, 121845), (2280, 105599), (2470, 97476), (2964, 81230), (3705, 64984), (4940, 48738), (5928, 40615), (7410, 32492), (8123, 29640), (9880, 24369), (14820, 16246)]