620663680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10657}}^1$

素因数の和:10696

約数の個数: 128

約数和(自身を含む): 1826354880

約数和(自身を除く): 1205691200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3640, 4160, 4480, 5824, 7280, 8320, 10657, 11648, 14560, 21314, 29120, 42628, 53285, 58240, 74599, 85256, 106570, 138541, 149198, 170512, 213140, 277082, 298396, 341024, 372995, 426280, 554164, 596792, 682048, 692705, 745990, 852560, 969787, 1108328, 1193584, 1364096, 1385410, 1491980, 1705120, 1939574, 2216656, 2387168, 2770820, 2983960, 3410240, 3879148, 4433312, 4774336, 4848935, 5541640, 5967920, 6820480, 7758296, 8866624, 9548672, 9697870, 11083280, 11935840, 15516592, 17733248, 19395740, 22166560, 23871680, 31033184, 38791480, 44333120, 47743360, 62066368, 77582960, 88666240, 124132736, 155165920, 310331840, 620663680]

約数ペア:

[(1, 620663680), (2, 310331840), (4, 155165920), (5, 124132736), (7, 88666240), (8, 77582960), (10, 62066368), (13, 47743360), (14, 44333120), (16, 38791480), (20, 31033184), (26, 23871680), (28, 22166560), (32, 19395740), (35, 17733248), (40, 15516592), (52, 11935840), (56, 11083280), (64, 9697870), (65, 9548672), (70, 8866624), (80, 7758296), (91, 6820480), (104, 5967920), (112, 5541640), (128, 4848935), (130, 4774336), (140, 4433312), (160, 3879148), (182, 3410240), (208, 2983960), (224, 2770820), (260, 2387168), (280, 2216656), (320, 1939574), (364, 1705120), (416, 1491980), (448, 1385410), (455, 1364096), (520, 1193584), (560, 1108328), (640, 969787), (728, 852560), (832, 745990), (896, 692705), (910, 682048), (1040, 596792), (1120, 554164), (1456, 426280), (1664, 372995), (1820, 341024), (2080, 298396), (2240, 277082), (2912, 213140), (3640, 170512), (4160, 149198), (4480, 138541), (5824, 106570), (7280, 85256), (8320, 74599), (10657, 58240), (11648, 53285), (14560, 42628), (21314, 29120)]