387234720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{268913}}^1$

素因数の和:268934

約数の個数: 72

約数和(自身を含む): 1321443396

約数和(自身を除く): 934208676

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 268913, 537826, 806739, 1075652, 1344565, 1613478, 2151304, 2420217, 2689130, 3226956, 4033695, 4302608, 4840434, 5378260, 6453912, 8067390, 8605216, 9680868, 10756520, 12101085, 12907824, 16134780, 19361736, 21513040, 24202170, 25815648, 32269560, 38723472, 43026080, 48404340, 64539120, 77446944, 96808680, 129078240, 193617360, 387234720]

約数ペア:

[(1, 387234720), (2, 193617360), (3, 129078240), (4, 96808680), (5, 77446944), (6, 64539120), (8, 48404340), (9, 43026080), (10, 38723472), (12, 32269560), (15, 25815648), (16, 24202170), (18, 21513040), (20, 19361736), (24, 16134780), (30, 12907824), (32, 12101085), (36, 10756520), (40, 9680868), (45, 8605216), (48, 8067390), (60, 6453912), (72, 5378260), (80, 4840434), (90, 4302608), (96, 4033695), (120, 3226956), (144, 2689130), (160, 2420217), (180, 2151304), (240, 1613478), (288, 1344565), (360, 1075652), (480, 806739), (720, 537826), (1440, 268913)]