2021282940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:392

約数の個数: 192

約数和(自身を含む): 6017679360

約数和(自身を除く): 3996396420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 47, 60, 79, 86, 94, 129, 141, 158, 172, 188, 211, 215, 235, 237, 258, 282, 316, 395, 422, 430, 470, 474, 516, 564, 633, 645, 705, 790, 844, 860, 940, 948, 1055, 1185, 1266, 1290, 1410, 1580, 2021, 2110, 2370, 2532, 2580, 2820, 3165, 3397, 3713, 4042, 4220, 4740, 6063, 6330, 6794, 7426, 8084, 9073, 9917, 10105, 10191, 11139, 12126, 12660, 13588, 14852, 16669, 16985, 18146, 18565, 19834, 20210, 20382, 22278, 24252, 27219, 29751, 30315, 33338, 33970, 36292, 37130, 39668, 40420, 40764, 44556, 45365, 49585, 50007, 50955, 54438, 55695, 59502, 60630, 66676, 67940, 74260, 83345, 90730, 99170, 100014, 101910, 108876, 111390, 119004, 121260, 136095, 148755, 159659, 166690, 181460, 198340, 200028, 203820, 222780, 250035, 272190, 297510, 319318, 333380, 426431, 478977, 500070, 544380, 595020, 638636, 716767, 783443, 798295, 852862, 957954, 1000140, 1279293, 1433534, 1566886, 1596590, 1705724, 1915908, 2132155, 2150301, 2350329, 2394885, 2558586, 2867068, 3133772, 3193180, 3583835, 3917215, 4264310, 4300602, 4700658, 4789770, 5117172, 6396465, 7167670, 7834430, 8528620, 8601204, 9401316, 9579540, 10751505, 11751645, 12792930, 14335340, 15668860, 21503010, 23503290, 25585860, 33688049, 43006020, 47006580, 67376098, 101064147, 134752196, 168440245, 202128294, 336880490, 404256588, 505320735, 673760980, 1010641470, 2021282940]

約数ペア:

[(1, 2021282940), (2, 1010641470), (3, 673760980), (4, 505320735), (5, 404256588), (6, 336880490), (10, 202128294), (12, 168440245), (15, 134752196), (20, 101064147), (30, 67376098), (43, 47006580), (47, 43006020), (60, 33688049), (79, 25585860), (86, 23503290), (94, 21503010), (129, 15668860), (141, 14335340), (158, 12792930), (172, 11751645), (188, 10751505), (211, 9579540), (215, 9401316), (235, 8601204), (237, 8528620), (258, 7834430), (282, 7167670), (316, 6396465), (395, 5117172), (422, 4789770), (430, 4700658), (470, 4300602), (474, 4264310), (516, 3917215), (564, 3583835), (633, 3193180), (645, 3133772), (705, 2867068), (790, 2558586), (844, 2394885), (860, 2350329), (940, 2150301), (948, 2132155), (1055, 1915908), (1185, 1705724), (1266, 1596590), (1290, 1566886), (1410, 1433534), (1580, 1279293), (2021, 1000140), (2110, 957954), (2370, 852862), (2532, 798295), (2580, 783443), (2820, 716767), (3165, 638636), (3397, 595020), (3713, 544380), (4042, 500070), (4220, 478977), (4740, 426431), (6063, 333380), (6330, 319318), (6794, 297510), (7426, 272190), (8084, 250035), (9073, 222780), (9917, 203820), (10105, 200028), (10191, 198340), (11139, 181460), (12126, 166690), (12660, 159659), (13588, 148755), (14852, 136095), (16669, 121260), (16985, 119004), (18146, 111390), (18565, 108876), (19834, 101910), (20210, 100014), (20382, 99170), (22278, 90730), (24252, 83345), (27219, 74260), (29751, 67940), (30315, 66676), (33338, 60630), (33970, 59502), (36292, 55695), (37130, 54438), (39668, 50955), (40420, 50007), (40764, 49585), (44556, 45365)]