641508552

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^3\times {\mathrm{433}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 1885296000

約数和(自身を除く): 1243787448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 361, 433, 456, 513, 684, 722, 866, 1026, 1083, 1299, 1368, 1444, 1732, 2052, 2166, 2598, 2888, 3249, 3464, 3897, 4104, 4332, 5196, 6498, 6859, 7794, 8227, 8664, 9747, 10392, 11691, 12996, 13718, 15588, 16454, 19494, 20577, 23382, 24681, 25992, 27436, 31176, 32908, 38988, 41154, 46764, 49362, 54872, 61731, 65816, 74043, 77976, 82308, 93528, 98724, 123462, 148086, 156313, 164616, 185193, 197448, 222129, 246924, 296172, 312626, 370386, 444258, 468939, 493848, 592344, 625252, 740772, 888516, 937878, 1250504, 1406817, 1481544, 1777032, 1875756, 2813634, 2969947, 3751512, 4220451, 5627268, 5939894, 8440902, 8909841, 11254536, 11879788, 16881804, 17819682, 23759576, 26729523, 33763608, 35639364, 53459046, 71278728, 80188569, 106918092, 160377138, 213836184, 320754276, 641508552]

約数ペア:

[(1, 641508552), (2, 320754276), (3, 213836184), (4, 160377138), (6, 106918092), (8, 80188569), (9, 71278728), (12, 53459046), (18, 35639364), (19, 33763608), (24, 26729523), (27, 23759576), (36, 17819682), (38, 16881804), (54, 11879788), (57, 11254536), (72, 8909841), (76, 8440902), (108, 5939894), (114, 5627268), (152, 4220451), (171, 3751512), (216, 2969947), (228, 2813634), (342, 1875756), (361, 1777032), (433, 1481544), (456, 1406817), (513, 1250504), (684, 937878), (722, 888516), (866, 740772), (1026, 625252), (1083, 592344), (1299, 493848), (1368, 468939), (1444, 444258), (1732, 370386), (2052, 312626), (2166, 296172), (2598, 246924), (2888, 222129), (3249, 197448), (3464, 185193), (3897, 164616), (4104, 156313), (4332, 148086), (5196, 123462), (6498, 98724), (6859, 93528), (7794, 82308), (8227, 77976), (8664, 74043), (9747, 65816), (10392, 61731), (11691, 54872), (12996, 49362), (13718, 46764), (15588, 41154), (16454, 38988), (19494, 32908), (20577, 31176), (23382, 27436), (24681, 25992)]