20122430580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{14221}}^1$

素因数の和:15366

約数の個数: 144

約数和(自身を含む): 69824786304

約数和(自身を除く): 49702355724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1123, 1260, 2246, 3369, 4492, 5615, 6738, 7861, 10107, 11230, 13476, 14221, 15722, 16845, 20214, 22460, 23583, 28442, 31444, 33690, 39305, 40428, 42663, 47166, 50535, 56884, 67380, 70749, 71105, 78610, 85326, 94332, 99547, 101070, 117915, 127989, 141498, 142210, 157220, 170652, 199094, 202140, 213315, 235830, 255978, 282996, 284420, 298641, 353745, 398188, 426630, 471660, 497735, 511956, 597282, 639945, 707490, 853260, 895923, 995470, 1194564, 1279890, 1414980, 1493205, 1791846, 1990940, 2559780, 2986410, 3583692, 4479615, 5972820, 8959230, 15970183, 17918460, 31940366, 47910549, 63880732, 79850915, 95821098, 111791281, 143731647, 159701830, 191642196, 223582562, 239552745, 287463294, 319403660, 335373843, 447165124, 479105490, 558956405, 574926588, 670747686, 718658235, 958210980, 1006121529, 1117912810, 1341495372, 1437316470, 1676869215, 2012243058, 2235825620, 2874632940, 3353738430, 4024486116, 5030607645, 6707476860, 10061215290, 20122430580]

約数ペア:

[(1, 20122430580), (2, 10061215290), (3, 6707476860), (4, 5030607645), (5, 4024486116), (6, 3353738430), (7, 2874632940), (9, 2235825620), (10, 2012243058), (12, 1676869215), (14, 1437316470), (15, 1341495372), (18, 1117912810), (20, 1006121529), (21, 958210980), (28, 718658235), (30, 670747686), (35, 574926588), (36, 558956405), (42, 479105490), (45, 447165124), (60, 335373843), (63, 319403660), (70, 287463294), (84, 239552745), (90, 223582562), (105, 191642196), (126, 159701830), (140, 143731647), (180, 111791281), (210, 95821098), (252, 79850915), (315, 63880732), (420, 47910549), (630, 31940366), (1123, 17918460), (1260, 15970183), (2246, 8959230), (3369, 5972820), (4492, 4479615), (5615, 3583692), (6738, 2986410), (7861, 2559780), (10107, 1990940), (11230, 1791846), (13476, 1493205), (14221, 1414980), (15722, 1279890), (16845, 1194564), (20214, 995470), (22460, 895923), (23583, 853260), (28442, 707490), (31444, 639945), (33690, 597282), (39305, 511956), (40428, 497735), (42663, 471660), (47166, 426630), (50535, 398188), (56884, 353745), (67380, 298641), (70749, 284420), (71105, 282996), (78610, 255978), (85326, 235830), (94332, 213315), (99547, 202140), (101070, 199094), (117915, 170652), (127989, 157220), (141498, 142210)]