15678854940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{107581}}^1$

素因数の和:107947

約数の個数: 96

約数和(自身を含む): 50317392384

約数和(自身を除く): 34638537444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 347, 420, 694, 1041, 1388, 1735, 2082, 2429, 3470, 4164, 4858, 5205, 6940, 7287, 9716, 10410, 12145, 14574, 20820, 24290, 29148, 36435, 48580, 72870, 107581, 145740, 215162, 322743, 430324, 537905, 645486, 753067, 1075810, 1290972, 1506134, 1613715, 2151620, 2259201, 3012268, 3227430, 3765335, 4518402, 6454860, 7530670, 9036804, 11296005, 15061340, 22592010, 37330607, 45184020, 74661214, 111991821, 149322428, 186653035, 223983642, 261314249, 373306070, 447967284, 522628498, 559959105, 746612140, 783942747, 1045256996, 1119918210, 1306571245, 1567885494, 2239836420, 2613142490, 3135770988, 3919713735, 5226284980, 7839427470, 15678854940]

約数ペア:

[(1, 15678854940), (2, 7839427470), (3, 5226284980), (4, 3919713735), (5, 3135770988), (6, 2613142490), (7, 2239836420), (10, 1567885494), (12, 1306571245), (14, 1119918210), (15, 1045256996), (20, 783942747), (21, 746612140), (28, 559959105), (30, 522628498), (35, 447967284), (42, 373306070), (60, 261314249), (70, 223983642), (84, 186653035), (105, 149322428), (140, 111991821), (210, 74661214), (347, 45184020), (420, 37330607), (694, 22592010), (1041, 15061340), (1388, 11296005), (1735, 9036804), (2082, 7530670), (2429, 6454860), (3470, 4518402), (4164, 3765335), (4858, 3227430), (5205, 3012268), (6940, 2259201), (7287, 2151620), (9716, 1613715), (10410, 1506134), (12145, 1290972), (14574, 1075810), (20820, 753067), (24290, 645486), (29148, 537905), (36435, 430324), (48580, 322743), (72870, 215162), (107581, 145740)]