145679820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16979}}^1$

素因数の和:17015

約数の個数: 96

約数和(自身を含む): 479243520

約数和(自身を除く): 333563700

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 2145, 2860, 4290, 8580, 16979, 33958, 50937, 67916, 84895, 101874, 169790, 186769, 203748, 220727, 254685, 339580, 373538, 441454, 509370, 560307, 662181, 747076, 882908, 933845, 1018740, 1103635, 1120614, 1324362, 1867690, 2207270, 2241228, 2427997, 2648724, 2801535, 3310905, 3735380, 4414540, 4855994, 5603070, 6621810, 7283991, 9711988, 11206140, 12139985, 13243620, 14567982, 24279970, 29135964, 36419955, 48559940, 72839910, 145679820]

約数ペア:

[(1, 145679820), (2, 72839910), (3, 48559940), (4, 36419955), (5, 29135964), (6, 24279970), (10, 14567982), (11, 13243620), (12, 12139985), (13, 11206140), (15, 9711988), (20, 7283991), (22, 6621810), (26, 5603070), (30, 4855994), (33, 4414540), (39, 3735380), (44, 3310905), (52, 2801535), (55, 2648724), (60, 2427997), (65, 2241228), (66, 2207270), (78, 1867690), (110, 1324362), (130, 1120614), (132, 1103635), (143, 1018740), (156, 933845), (165, 882908), (195, 747076), (220, 662181), (260, 560307), (286, 509370), (330, 441454), (390, 373538), (429, 339580), (572, 254685), (660, 220727), (715, 203748), (780, 186769), (858, 169790), (1430, 101874), (1716, 84895), (2145, 67916), (2860, 50937), (4290, 33958), (8580, 16979)]