308389928

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:656

約数の個数: 128

約数和(自身を含む): 780192000

約数和(自身を除く): 471802072

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 119, 136, 154, 187, 196, 238, 308, 343, 374, 392, 476, 539, 601, 616, 686, 748, 833, 952, 1078, 1202, 1309, 1372, 1496, 1666, 2156, 2404, 2618, 2744, 3332, 3773, 4207, 4312, 4808, 5236, 5831, 6611, 6664, 7546, 8414, 9163, 10217, 10472, 11662, 13222, 15092, 16828, 18326, 20434, 23324, 26444, 29449, 30184, 33656, 36652, 40868, 46277, 46648, 52888, 58898, 64141, 71519, 73304, 81736, 92554, 112387, 117796, 128282, 143038, 185108, 206143, 224774, 235592, 256564, 286076, 323939, 370216, 412286, 449548, 500633, 513128, 572152, 647878, 786709, 824572, 899096, 1001266, 1295756, 1573418, 1649144, 2002532, 2267573, 2591512, 3146836, 3504431, 4005064, 4535146, 5506963, 6293672, 7008862, 9070292, 11013926, 14017724, 18140584, 22027852, 28035448, 38548741, 44055704, 77097482, 154194964, 308389928]

約数ペア:

[(1, 308389928), (2, 154194964), (4, 77097482), (7, 44055704), (8, 38548741), (11, 28035448), (14, 22027852), (17, 18140584), (22, 14017724), (28, 11013926), (34, 9070292), (44, 7008862), (49, 6293672), (56, 5506963), (68, 4535146), (77, 4005064), (88, 3504431), (98, 3146836), (119, 2591512), (136, 2267573), (154, 2002532), (187, 1649144), (196, 1573418), (238, 1295756), (308, 1001266), (343, 899096), (374, 824572), (392, 786709), (476, 647878), (539, 572152), (601, 513128), (616, 500633), (686, 449548), (748, 412286), (833, 370216), (952, 323939), (1078, 286076), (1202, 256564), (1309, 235592), (1372, 224774), (1496, 206143), (1666, 185108), (2156, 143038), (2404, 128282), (2618, 117796), (2744, 112387), (3332, 92554), (3773, 81736), (4207, 73304), (4312, 71519), (4808, 64141), (5236, 58898), (5831, 52888), (6611, 46648), (6664, 46277), (7546, 40868), (8414, 36652), (9163, 33656), (10217, 30184), (10472, 29449), (11662, 26444), (13222, 23324), (15092, 20434), (16828, 18326)]