1681781160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{11497}}^1$

素因数の和:11587

約数の個数: 128

約数和(自身を含む): 5364506880

約数和(自身を除く): 3682725720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 53, 60, 69, 92, 106, 115, 120, 138, 159, 184, 212, 230, 265, 276, 318, 345, 424, 460, 530, 552, 636, 690, 795, 920, 1060, 1219, 1272, 1380, 1590, 2120, 2438, 2760, 3180, 3657, 4876, 6095, 6360, 7314, 9752, 11497, 12190, 14628, 18285, 22994, 24380, 29256, 34491, 36570, 45988, 48760, 57485, 68982, 73140, 91976, 114970, 137964, 146280, 172455, 229940, 264431, 275928, 344910, 459880, 528862, 609341, 689820, 793293, 1057724, 1218682, 1322155, 1379640, 1586586, 1828023, 2115448, 2437364, 2644310, 3046705, 3173172, 3656046, 3966465, 4874728, 5288620, 6093410, 6346344, 7312092, 7932930, 9140115, 10577240, 12186820, 14014843, 14624184, 15865860, 18280230, 24373640, 28029686, 31731720, 36560460, 42044529, 56059372, 70074215, 73120920, 84089058, 112118744, 140148430, 168178116, 210222645, 280296860, 336356232, 420445290, 560593720, 840890580, 1681781160]

約数ペア:

[(1, 1681781160), (2, 840890580), (3, 560593720), (4, 420445290), (5, 336356232), (6, 280296860), (8, 210222645), (10, 168178116), (12, 140148430), (15, 112118744), (20, 84089058), (23, 73120920), (24, 70074215), (30, 56059372), (40, 42044529), (46, 36560460), (53, 31731720), (60, 28029686), (69, 24373640), (92, 18280230), (106, 15865860), (115, 14624184), (120, 14014843), (138, 12186820), (159, 10577240), (184, 9140115), (212, 7932930), (230, 7312092), (265, 6346344), (276, 6093410), (318, 5288620), (345, 4874728), (424, 3966465), (460, 3656046), (530, 3173172), (552, 3046705), (636, 2644310), (690, 2437364), (795, 2115448), (920, 1828023), (1060, 1586586), (1219, 1379640), (1272, 1322155), (1380, 1218682), (1590, 1057724), (2120, 793293), (2438, 689820), (2760, 609341), (3180, 528862), (3657, 459880), (4876, 344910), (6095, 275928), (6360, 264431), (7314, 229940), (9752, 172455), (11497, 146280), (12190, 137964), (14628, 114970), (18285, 91976), (22994, 73140), (24380, 68982), (29256, 57485), (34491, 48760), (36570, 45988)]