870496813160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{885263}}^1$

素因数の和:885379

約数の個数: 128

約数和(自身を含む): 2213018357760

約数和(自身を除く): 1342521544600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 61, 62, 65, 104, 122, 124, 130, 155, 244, 248, 260, 305, 310, 403, 488, 520, 610, 620, 793, 806, 1220, 1240, 1586, 1612, 1891, 2015, 2440, 3172, 3224, 3782, 3965, 4030, 6344, 7564, 7930, 8060, 9455, 15128, 15860, 16120, 18910, 24583, 31720, 37820, 49166, 75640, 98332, 122915, 196664, 245830, 491660, 885263, 983320, 1770526, 3541052, 4426315, 7082104, 8852630, 11508419, 17705260, 23016838, 27443153, 35410520, 46033676, 54001043, 54886306, 57542095, 92067352, 108002086, 109772612, 115084190, 137215765, 216004172, 219545224, 230168380, 270005215, 274431530, 356760989, 432008344, 460336760, 540010430, 548863060, 702013559, 713521978, 1080020860, 1097726120, 1404027118, 1427043956, 1674032333, 1783804945, 2160041720, 2808054236, 2854087912, 3348064666, 3510067795, 3567609890, 5616108472, 6696129332, 7020135590, 7135219780, 8370161665, 13392258664, 14040271180, 14270439560, 16740323330, 21762420329, 28080542360, 33480646660, 43524840658, 66961293320, 87049681316, 108812101645, 174099362632, 217624203290, 435248406580, 870496813160]

約数ペア:

[(1, 870496813160), (2, 435248406580), (4, 217624203290), (5, 174099362632), (8, 108812101645), (10, 87049681316), (13, 66961293320), (20, 43524840658), (26, 33480646660), (31, 28080542360), (40, 21762420329), (52, 16740323330), (61, 14270439560), (62, 14040271180), (65, 13392258664), (104, 8370161665), (122, 7135219780), (124, 7020135590), (130, 6696129332), (155, 5616108472), (244, 3567609890), (248, 3510067795), (260, 3348064666), (305, 2854087912), (310, 2808054236), (403, 2160041720), (488, 1783804945), (520, 1674032333), (610, 1427043956), (620, 1404027118), (793, 1097726120), (806, 1080020860), (1220, 713521978), (1240, 702013559), (1586, 548863060), (1612, 540010430), (1891, 460336760), (2015, 432008344), (2440, 356760989), (3172, 274431530), (3224, 270005215), (3782, 230168380), (3965, 219545224), (4030, 216004172), (6344, 137215765), (7564, 115084190), (7930, 109772612), (8060, 108002086), (9455, 92067352), (15128, 57542095), (15860, 54886306), (16120, 54001043), (18910, 46033676), (24583, 35410520), (31720, 27443153), (37820, 23016838), (49166, 17705260), (75640, 11508419), (98332, 8852630), (122915, 7082104), (196664, 4426315), (245830, 3541052), (491660, 1770526), (885263, 983320)]