20085715920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1\times {\mathrm{4507}}^1$

素因数の和:5153

約数の個数: 160

約数和(自身を含む): 64395878400

約数和(自身を除く): 44310162480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 599, 620, 744, 930, 1198, 1240, 1488, 1797, 1860, 2396, 2480, 2995, 3594, 3720, 4507, 4792, 5990, 7188, 7440, 8985, 9014, 9584, 11980, 13521, 14376, 17970, 18028, 18569, 22535, 23960, 27042, 28752, 35940, 36056, 37138, 45070, 47920, 54084, 55707, 67605, 71880, 72112, 74276, 90140, 92845, 108168, 111414, 135210, 139717, 143760, 148552, 180280, 185690, 216336, 222828, 270420, 278535, 279434, 297104, 360560, 371380, 419151, 445656, 540840, 557070, 558868, 698585, 742760, 838302, 891312, 1081680, 1114140, 1117736, 1397170, 1485520, 1676604, 2095755, 2228280, 2235472, 2699693, 2794340, 3353208, 4191510, 4456560, 5399386, 5588680, 6706416, 8099079, 8383020, 10798772, 11177360, 13498465, 16198158, 16766040, 21597544, 26996930, 32396316, 33532080, 40495395, 43195088, 53993860, 64792632, 80990790, 83690483, 107987720, 129585264, 161981580, 167380966, 215975440, 251071449, 323963160, 334761932, 418452415, 502142898, 647926320, 669523864, 836904830, 1004285796, 1255357245, 1339047728, 1673809660, 2008571592, 2510714490, 3347619320, 4017143184, 5021428980, 6695238640, 10042857960, 20085715920]

約数ペア:

[(1, 20085715920), (2, 10042857960), (3, 6695238640), (4, 5021428980), (5, 4017143184), (6, 3347619320), (8, 2510714490), (10, 2008571592), (12, 1673809660), (15, 1339047728), (16, 1255357245), (20, 1004285796), (24, 836904830), (30, 669523864), (31, 647926320), (40, 502142898), (48, 418452415), (60, 334761932), (62, 323963160), (80, 251071449), (93, 215975440), (120, 167380966), (124, 161981580), (155, 129585264), (186, 107987720), (240, 83690483), (248, 80990790), (310, 64792632), (372, 53993860), (465, 43195088), (496, 40495395), (599, 33532080), (620, 32396316), (744, 26996930), (930, 21597544), (1198, 16766040), (1240, 16198158), (1488, 13498465), (1797, 11177360), (1860, 10798772), (2396, 8383020), (2480, 8099079), (2995, 6706416), (3594, 5588680), (3720, 5399386), (4507, 4456560), (4792, 4191510), (5990, 3353208), (7188, 2794340), (7440, 2699693), (8985, 2235472), (9014, 2228280), (9584, 2095755), (11980, 1676604), (13521, 1485520), (14376, 1397170), (17970, 1117736), (18028, 1114140), (18569, 1081680), (22535, 891312), (23960, 838302), (27042, 742760), (28752, 698585), (35940, 558868), (36056, 557070), (37138, 540840), (45070, 445656), (47920, 419151), (54084, 371380), (55707, 360560), (67605, 297104), (71880, 279434), (72112, 278535), (74276, 270420), (90140, 222828), (92845, 216336), (108168, 185690), (111414, 180280), (135210, 148552), (139717, 143760)]