553271880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21247}}^1$

素因数の和:21299

約数の個数: 128

約数和(自身を含む): 1958215680

約数和(自身を除く): 1404943800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 21247, 26040, 42494, 63741, 84988, 106235, 127482, 148729, 169976, 212470, 254964, 297458, 318705, 424940, 446187, 509928, 594916, 637410, 658657, 743645, 849880, 892374, 1189832, 1274820, 1317314, 1487290, 1784748, 1975971, 2230935, 2549640, 2634628, 2974580, 3293285, 3569496, 3951942, 4461870, 4610599, 5269256, 5949160, 6586570, 7903884, 8923740, 9221198, 9879855, 13173140, 13831797, 15807768, 17847480, 18442396, 19759710, 23052995, 26346280, 27663594, 36884792, 39519420, 46105990, 55327188, 69158985, 79038840, 92211980, 110654376, 138317970, 184423960, 276635940, 553271880]

約数ペア:

[(1, 553271880), (2, 276635940), (3, 184423960), (4, 138317970), (5, 110654376), (6, 92211980), (7, 79038840), (8, 69158985), (10, 55327188), (12, 46105990), (14, 39519420), (15, 36884792), (20, 27663594), (21, 26346280), (24, 23052995), (28, 19759710), (30, 18442396), (31, 17847480), (35, 15807768), (40, 13831797), (42, 13173140), (56, 9879855), (60, 9221198), (62, 8923740), (70, 7903884), (84, 6586570), (93, 5949160), (105, 5269256), (120, 4610599), (124, 4461870), (140, 3951942), (155, 3569496), (168, 3293285), (186, 2974580), (210, 2634628), (217, 2549640), (248, 2230935), (280, 1975971), (310, 1784748), (372, 1487290), (420, 1317314), (434, 1274820), (465, 1189832), (620, 892374), (651, 849880), (744, 743645), (840, 658657), (868, 637410), (930, 594916), (1085, 509928), (1240, 446187), (1302, 424940), (1736, 318705), (1860, 297458), (2170, 254964), (2604, 212470), (3255, 169976), (3720, 148729), (4340, 127482), (5208, 106235), (6510, 84988), (8680, 63741), (13020, 42494), (21247, 26040)]