20156134830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{17989}}^1$

素因数の和:18055

約数の個数: 128

約数和(自身を含む): 55489795200

約数和(自身を除く): 35333660370

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 169, 170, 195, 221, 255, 338, 390, 442, 507, 510, 663, 845, 1014, 1105, 1326, 1690, 2197, 2210, 2535, 2873, 3315, 4394, 5070, 5746, 6591, 6630, 8619, 10985, 13182, 14365, 17238, 17989, 21970, 28730, 32955, 35978, 37349, 43095, 53967, 65910, 74698, 86190, 89945, 107934, 112047, 179890, 186745, 224094, 233857, 269835, 305813, 373490, 467714, 539670, 560235, 611626, 701571, 917439, 1120470, 1169285, 1403142, 1529065, 1834878, 2338570, 3040141, 3058130, 3507855, 3975569, 4587195, 6080282, 7015710, 7951138, 9120423, 9174390, 11926707, 15200705, 18240846, 19877845, 23853414, 30401410, 39521833, 39755690, 45602115, 51682397, 59633535, 79043666, 91204230, 103364794, 118565499, 119267070, 155047191, 197609165, 237130998, 258411985, 310094382, 395218330, 516823970, 592827495, 671871161, 775235955, 1185654990, 1343742322, 1550471910, 2015613483, 3359355805, 4031226966, 6718711610, 10078067415, 20156134830]

約数ペア:

[(1, 20156134830), (2, 10078067415), (3, 6718711610), (5, 4031226966), (6, 3359355805), (10, 2015613483), (13, 1550471910), (15, 1343742322), (17, 1185654990), (26, 775235955), (30, 671871161), (34, 592827495), (39, 516823970), (51, 395218330), (65, 310094382), (78, 258411985), (85, 237130998), (102, 197609165), (130, 155047191), (169, 119267070), (170, 118565499), (195, 103364794), (221, 91204230), (255, 79043666), (338, 59633535), (390, 51682397), (442, 45602115), (507, 39755690), (510, 39521833), (663, 30401410), (845, 23853414), (1014, 19877845), (1105, 18240846), (1326, 15200705), (1690, 11926707), (2197, 9174390), (2210, 9120423), (2535, 7951138), (2873, 7015710), (3315, 6080282), (4394, 4587195), (5070, 3975569), (5746, 3507855), (6591, 3058130), (6630, 3040141), (8619, 2338570), (10985, 1834878), (13182, 1529065), (14365, 1403142), (17238, 1169285), (17989, 1120470), (21970, 917439), (28730, 701571), (32955, 611626), (35978, 560235), (37349, 539670), (43095, 467714), (53967, 373490), (65910, 305813), (74698, 269835), (86190, 233857), (89945, 224094), (107934, 186745), (112047, 179890)]