878241780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12107}}^1$

素因数の和:12166

約数の個数: 144

約数和(自身を含む): 2961713664

約数和(自身を除く): 2083471884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 12090, 12107, 14508, 18135, 24180, 24214, 36270, 36321, 48428, 60535, 72540, 72642, 108963, 121070, 145284, 157391, 181605, 217926, 242140, 314782, 363210, 375317, 435852, 472173, 544815, 629564, 726420, 750634, 786955, 944346, 1089630, 1125951, 1416519, 1501268, 1573910, 1876585, 1888692, 2179260, 2251902, 2360865, 2833038, 3147820, 3377853, 3753170, 4503804, 4721730, 4879121, 5629755, 5666076, 6755706, 7082595, 7506340, 9443460, 9758242, 11259510, 13511412, 14165190, 14637363, 16889265, 19516484, 22519020, 24395605, 28330380, 29274726, 33778530, 43912089, 48791210, 58549452, 67557060, 73186815, 87824178, 97582420, 146373630, 175648356, 219560445, 292747260, 439120890, 878241780]

約数ペア:

[(1, 878241780), (2, 439120890), (3, 292747260), (4, 219560445), (5, 175648356), (6, 146373630), (9, 97582420), (10, 87824178), (12, 73186815), (13, 67557060), (15, 58549452), (18, 48791210), (20, 43912089), (26, 33778530), (30, 29274726), (31, 28330380), (36, 24395605), (39, 22519020), (45, 19516484), (52, 16889265), (60, 14637363), (62, 14165190), (65, 13511412), (78, 11259510), (90, 9758242), (93, 9443460), (117, 7506340), (124, 7082595), (130, 6755706), (155, 5666076), (156, 5629755), (180, 4879121), (186, 4721730), (195, 4503804), (234, 3753170), (260, 3377853), (279, 3147820), (310, 2833038), (372, 2360865), (390, 2251902), (403, 2179260), (465, 1888692), (468, 1876585), (558, 1573910), (585, 1501268), (620, 1416519), (780, 1125951), (806, 1089630), (930, 944346), (1116, 786955), (1170, 750634), (1209, 726420), (1395, 629564), (1612, 544815), (1860, 472173), (2015, 435852), (2340, 375317), (2418, 363210), (2790, 314782), (3627, 242140), (4030, 217926), (4836, 181605), (5580, 157391), (6045, 145284), (7254, 121070), (8060, 108963), (12090, 72642), (12107, 72540), (14508, 60535), (18135, 48428), (24180, 36321), (24214, 36270)]