28068812460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1\times {\mathrm{7213}}^1$

素因数の和:8904

約数の個数: 144

約数和(自身を含む): 91759309824

約数和(自身を除く): 63690497364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 1663, 2340, 3326, 4989, 6652, 7213, 8315, 9978, 14426, 14967, 16630, 19956, 21619, 21639, 24945, 28852, 29934, 33260, 36065, 43238, 43278, 49890, 59868, 64857, 64917, 72130, 74835, 86476, 86556, 93769, 99780, 108095, 108195, 129714, 129834, 144260, 149670, 187538, 194571, 216190, 216390, 259428, 259668, 281307, 299340, 324285, 324585, 375076, 389142, 432380, 432780, 468845, 562614, 648570, 649170, 778284, 843921, 937690, 972855, 1125228, 1297140, 1298340, 1406535, 1687842, 1875380, 1945710, 2813070, 3375684, 3891420, 4219605, 5626140, 8439210, 11995219, 16878420, 23990438, 35985657, 47980876, 59976095, 71971314, 107956971, 119952190, 143942628, 155937847, 179928285, 215913942, 239904380, 311875694, 359856570, 431827884, 467813541, 539784855, 623751388, 719713140, 779689235, 935627082, 1079569710, 1403440623, 1559378470, 1871254164, 2159139420, 2339067705, 2806881246, 3118756940, 4678135410, 5613762492, 7017203115, 9356270820, 14034406230, 28068812460]

約数ペア:

[(1, 28068812460), (2, 14034406230), (3, 9356270820), (4, 7017203115), (5, 5613762492), (6, 4678135410), (9, 3118756940), (10, 2806881246), (12, 2339067705), (13, 2159139420), (15, 1871254164), (18, 1559378470), (20, 1403440623), (26, 1079569710), (30, 935627082), (36, 779689235), (39, 719713140), (45, 623751388), (52, 539784855), (60, 467813541), (65, 431827884), (78, 359856570), (90, 311875694), (117, 239904380), (130, 215913942), (156, 179928285), (180, 155937847), (195, 143942628), (234, 119952190), (260, 107956971), (390, 71971314), (468, 59976095), (585, 47980876), (780, 35985657), (1170, 23990438), (1663, 16878420), (2340, 11995219), (3326, 8439210), (4989, 5626140), (6652, 4219605), (7213, 3891420), (8315, 3375684), (9978, 2813070), (14426, 1945710), (14967, 1875380), (16630, 1687842), (19956, 1406535), (21619, 1298340), (21639, 1297140), (24945, 1125228), (28852, 972855), (29934, 937690), (33260, 843921), (36065, 778284), (43238, 649170), (43278, 648570), (49890, 562614), (59868, 468845), (64857, 432780), (64917, 432380), (72130, 389142), (74835, 375076), (86476, 324585), (86556, 324285), (93769, 299340), (99780, 281307), (108095, 259668), (108195, 259428), (129714, 216390), (129834, 216190), (144260, 194571), (149670, 187538)]