1655368920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{80671}}^1$

素因数の和:80710

約数の個数: 128

約数和(自身を含む): 5808384000

約数和(自身を除く): 4153015080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 80671, 161342, 242013, 322684, 403355, 484026, 645368, 726039, 806710, 968052, 1210065, 1452078, 1532749, 1613420, 1936104, 2178117, 2420130, 2904156, 3065498, 3226840, 3630195, 4356234, 4598247, 4840260, 5808312, 6130996, 7260390, 7663745, 8712468, 9196494, 9680520, 10890585, 12261992, 13794741, 14520780, 15327490, 17424936, 18392988, 21781170, 22991235, 27589482, 29041560, 30654980, 36785976, 41384223, 43562340, 45982470, 55178964, 61309960, 68973705, 82768446, 87124680, 91964940, 110357928, 137947410, 165536892, 183929880, 206921115, 275894820, 331073784, 413842230, 551789640, 827684460, 1655368920]

約数ペア:

[(1, 1655368920), (2, 827684460), (3, 551789640), (4, 413842230), (5, 331073784), (6, 275894820), (8, 206921115), (9, 183929880), (10, 165536892), (12, 137947410), (15, 110357928), (18, 91964940), (19, 87124680), (20, 82768446), (24, 68973705), (27, 61309960), (30, 55178964), (36, 45982470), (38, 43562340), (40, 41384223), (45, 36785976), (54, 30654980), (57, 29041560), (60, 27589482), (72, 22991235), (76, 21781170), (90, 18392988), (95, 17424936), (108, 15327490), (114, 14520780), (120, 13794741), (135, 12261992), (152, 10890585), (171, 9680520), (180, 9196494), (190, 8712468), (216, 7663745), (228, 7260390), (270, 6130996), (285, 5808312), (342, 4840260), (360, 4598247), (380, 4356234), (456, 3630195), (513, 3226840), (540, 3065498), (570, 2904156), (684, 2420130), (760, 2178117), (855, 1936104), (1026, 1613420), (1080, 1532749), (1140, 1452078), (1368, 1210065), (1710, 968052), (2052, 806710), (2280, 726039), (2565, 645368), (3420, 484026), (4104, 403355), (5130, 322684), (6840, 242013), (10260, 161342), (20520, 80671)]