1294877640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3769}}^1$

素因数の和:4199

約数の個数: 128

約数和(自身を含む): 4451616000

約数和(自身を除く): 3156738360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 409, 420, 818, 840, 1227, 1636, 2045, 2454, 2863, 3272, 3769, 4090, 4908, 5726, 6135, 7538, 8180, 8589, 9816, 11307, 11452, 12270, 14315, 15076, 16360, 17178, 18845, 22614, 22904, 24540, 26383, 28630, 30152, 34356, 37690, 42945, 45228, 49080, 52766, 56535, 57260, 68712, 75380, 79149, 85890, 90456, 105532, 113070, 114520, 131915, 150760, 158298, 171780, 211064, 226140, 263830, 316596, 343560, 395745, 452280, 527660, 633192, 791490, 1055320, 1541521, 1582980, 3083042, 3165960, 4624563, 6166084, 7707605, 9249126, 10790647, 12332168, 15415210, 18498252, 21581294, 23122815, 30830420, 32371941, 36996504, 43162588, 46245630, 53953235, 61660840, 64743882, 86325176, 92491260, 107906470, 129487764, 161859705, 184982520, 215812940, 258975528, 323719410, 431625880, 647438820, 1294877640]

約数ペア:

[(1, 1294877640), (2, 647438820), (3, 431625880), (4, 323719410), (5, 258975528), (6, 215812940), (7, 184982520), (8, 161859705), (10, 129487764), (12, 107906470), (14, 92491260), (15, 86325176), (20, 64743882), (21, 61660840), (24, 53953235), (28, 46245630), (30, 43162588), (35, 36996504), (40, 32371941), (42, 30830420), (56, 23122815), (60, 21581294), (70, 18498252), (84, 15415210), (105, 12332168), (120, 10790647), (140, 9249126), (168, 7707605), (210, 6166084), (280, 4624563), (409, 3165960), (420, 3083042), (818, 1582980), (840, 1541521), (1227, 1055320), (1636, 791490), (2045, 633192), (2454, 527660), (2863, 452280), (3272, 395745), (3769, 343560), (4090, 316596), (4908, 263830), (5726, 226140), (6135, 211064), (7538, 171780), (8180, 158298), (8589, 150760), (9816, 131915), (11307, 114520), (11452, 113070), (12270, 105532), (14315, 90456), (15076, 85890), (16360, 79149), (17178, 75380), (18845, 68712), (22614, 57260), (22904, 56535), (24540, 52766), (26383, 49080), (28630, 45228), (30152, 42945), (34356, 37690)]