21490563120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{733}}^1\times {\mathrm{9397}}^1$

素因数の和:10159

約数の個数: 160

約数和(自身を含む): 71850942912

約数和(自身を除く): 50360379792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 733, 780, 1040, 1466, 1560, 2199, 2932, 3120, 3665, 4398, 5864, 7330, 8796, 9397, 9529, 10995, 11728, 14660, 17592, 18794, 19058, 21990, 28191, 28587, 29320, 35184, 37588, 38116, 43980, 46985, 47645, 56382, 57174, 58640, 75176, 76232, 87960, 93970, 95290, 112764, 114348, 122161, 140955, 142935, 150352, 152464, 175920, 187940, 190580, 225528, 228696, 244322, 281910, 285870, 366483, 375880, 381160, 451056, 457392, 488644, 563820, 571740, 610805, 732966, 751760, 762320, 977288, 1127640, 1143480, 1221610, 1465932, 1832415, 1954576, 2255280, 2286960, 2443220, 2931864, 3664830, 4886440, 5863728, 6888001, 7329660, 9772880, 13776002, 14659320, 20664003, 27552004, 29318640, 34440005, 41328006, 55104008, 68880010, 82656012, 89544013, 103320015, 110208016, 137760020, 165312024, 179088026, 206640030, 268632039, 275520040, 330624048, 358176052, 413280060, 447720065, 537264078, 551040080, 716352104, 826560120, 895440130, 1074528156, 1343160195, 1432704208, 1653120240, 1790880260, 2149056312, 2686320390, 3581760520, 4298112624, 5372640780, 7163521040, 10745281560, 21490563120]

約数ペア:

[(1, 21490563120), (2, 10745281560), (3, 7163521040), (4, 5372640780), (5, 4298112624), (6, 3581760520), (8, 2686320390), (10, 2149056312), (12, 1790880260), (13, 1653120240), (15, 1432704208), (16, 1343160195), (20, 1074528156), (24, 895440130), (26, 826560120), (30, 716352104), (39, 551040080), (40, 537264078), (48, 447720065), (52, 413280060), (60, 358176052), (65, 330624048), (78, 275520040), (80, 268632039), (104, 206640030), (120, 179088026), (130, 165312024), (156, 137760020), (195, 110208016), (208, 103320015), (240, 89544013), (260, 82656012), (312, 68880010), (390, 55104008), (520, 41328006), (624, 34440005), (733, 29318640), (780, 27552004), (1040, 20664003), (1466, 14659320), (1560, 13776002), (2199, 9772880), (2932, 7329660), (3120, 6888001), (3665, 5863728), (4398, 4886440), (5864, 3664830), (7330, 2931864), (8796, 2443220), (9397, 2286960), (9529, 2255280), (10995, 1954576), (11728, 1832415), (14660, 1465932), (17592, 1221610), (18794, 1143480), (19058, 1127640), (21990, 977288), (28191, 762320), (28587, 751760), (29320, 732966), (35184, 610805), (37588, 571740), (38116, 563820), (43980, 488644), (46985, 457392), (47645, 451056), (56382, 381160), (57174, 375880), (58640, 366483), (75176, 285870), (76232, 281910), (87960, 244322), (93970, 228696), (95290, 225528), (112764, 190580), (114348, 187940), (122161, 175920), (140955, 152464), (142935, 150352)]