217929120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1571}}^1$

素因数の和:1623

約数の個数: 144

約数和(自身を含む): 729697248

約数和(自身を除く): 511768128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 289, 340, 408, 480, 510, 544, 578, 680, 816, 867, 1020, 1156, 1360, 1445, 1571, 1632, 1734, 2040, 2312, 2720, 2890, 3142, 3468, 4080, 4335, 4624, 4713, 5780, 6284, 6936, 7855, 8160, 8670, 9248, 9426, 11560, 12568, 13872, 15710, 17340, 18852, 23120, 23565, 25136, 26707, 27744, 31420, 34680, 37704, 46240, 47130, 50272, 53414, 62840, 69360, 75408, 80121, 94260, 106828, 125680, 133535, 138720, 150816, 160242, 188520, 213656, 251360, 267070, 320484, 377040, 400605, 427312, 454019, 534140, 640968, 754080, 801210, 854624, 908038, 1068280, 1281936, 1362057, 1602420, 1816076, 2136560, 2270095, 2563872, 2724114, 3204840, 3632152, 4273120, 4540190, 5448228, 6409680, 6810285, 7264304, 9080380, 10896456, 12819360, 13620570, 14528608, 18160760, 21792912, 27241140, 36321520, 43585824, 54482280, 72643040, 108964560, 217929120]

約数ペア:

[(1, 217929120), (2, 108964560), (3, 72643040), (4, 54482280), (5, 43585824), (6, 36321520), (8, 27241140), (10, 21792912), (12, 18160760), (15, 14528608), (16, 13620570), (17, 12819360), (20, 10896456), (24, 9080380), (30, 7264304), (32, 6810285), (34, 6409680), (40, 5448228), (48, 4540190), (51, 4273120), (60, 3632152), (68, 3204840), (80, 2724114), (85, 2563872), (96, 2270095), (102, 2136560), (120, 1816076), (136, 1602420), (160, 1362057), (170, 1281936), (204, 1068280), (240, 908038), (255, 854624), (272, 801210), (289, 754080), (340, 640968), (408, 534140), (480, 454019), (510, 427312), (544, 400605), (578, 377040), (680, 320484), (816, 267070), (867, 251360), (1020, 213656), (1156, 188520), (1360, 160242), (1445, 150816), (1571, 138720), (1632, 133535), (1734, 125680), (2040, 106828), (2312, 94260), (2720, 80121), (2890, 75408), (3142, 69360), (3468, 62840), (4080, 53414), (4335, 50272), (4624, 47130), (4713, 46240), (5780, 37704), (6284, 34680), (6936, 31420), (7855, 27744), (8160, 26707), (8670, 25136), (9248, 23565), (9426, 23120), (11560, 18852), (12568, 17340), (13872, 15710)]