1277776920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{217309}}^1$

素因数の和:217337

約数の個数: 96

約数和(自身を含む): 4459201200

約数和(自身を除く): 3181424280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 217309, 434618, 651927, 869236, 1086545, 1303854, 1521163, 1738472, 2173090, 2607708, 3042326, 3259635, 4346180, 4563489, 5215416, 6084652, 6519270, 7605815, 8692360, 9126978, 10648141, 12169304, 13038540, 15211630, 18253956, 21296282, 22817445, 26077080, 30423260, 31944423, 36507912, 42592564, 45634890, 53240705, 60846520, 63888846, 85185128, 91269780, 106481410, 127777692, 159722115, 182539560, 212962820, 255555384, 319444230, 425925640, 638888460, 1277776920]

約数ペア:

[(1, 1277776920), (2, 638888460), (3, 425925640), (4, 319444230), (5, 255555384), (6, 212962820), (7, 182539560), (8, 159722115), (10, 127777692), (12, 106481410), (14, 91269780), (15, 85185128), (20, 63888846), (21, 60846520), (24, 53240705), (28, 45634890), (30, 42592564), (35, 36507912), (40, 31944423), (42, 30423260), (49, 26077080), (56, 22817445), (60, 21296282), (70, 18253956), (84, 15211630), (98, 13038540), (105, 12169304), (120, 10648141), (140, 9126978), (147, 8692360), (168, 7605815), (196, 6519270), (210, 6084652), (245, 5215416), (280, 4563489), (294, 4346180), (392, 3259635), (420, 3042326), (490, 2607708), (588, 2173090), (735, 1738472), (840, 1521163), (980, 1303854), (1176, 1086545), (1470, 869236), (1960, 651927), (2940, 434618), (5880, 217309)]