1900322460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:688

約数の個数: 144

約数和(自身を含む): 5845432320

約数和(自身を除く): 3945109860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 239, 271, 326, 478, 489, 542, 652, 717, 813, 815, 956, 978, 1084, 1195, 1355, 1434, 1467, 1626, 1630, 1956, 2151, 2390, 2439, 2445, 2710, 2868, 2934, 3252, 3260, 3585, 4065, 4302, 4780, 4878, 4890, 5420, 5868, 7170, 7335, 8130, 8604, 9756, 9780, 10755, 12195, 14340, 14670, 16260, 21510, 24390, 29340, 38957, 43020, 44173, 48780, 64769, 77914, 88346, 116871, 129538, 132519, 155828, 176692, 194307, 194785, 220865, 233742, 259076, 265038, 323845, 350613, 388614, 389570, 397557, 441730, 467484, 530076, 582921, 584355, 647690, 662595, 701226, 777228, 779140, 795114, 883460, 971535, 1165842, 1168710, 1295380, 1325190, 1402452, 1590228, 1753065, 1943070, 1987785, 2331684, 2337420, 2650380, 2914605, 3506130, 3886140, 3975570, 5829210, 7012260, 7951140, 10557347, 11658420, 21114694, 31672041, 42229388, 52786735, 63344082, 95016123, 105573470, 126688164, 158360205, 190032246, 211146940, 316720410, 380064492, 475080615, 633440820, 950161230, 1900322460]

約数ペア:

[(1, 1900322460), (2, 950161230), (3, 633440820), (4, 475080615), (5, 380064492), (6, 316720410), (9, 211146940), (10, 190032246), (12, 158360205), (15, 126688164), (18, 105573470), (20, 95016123), (30, 63344082), (36, 52786735), (45, 42229388), (60, 31672041), (90, 21114694), (163, 11658420), (180, 10557347), (239, 7951140), (271, 7012260), (326, 5829210), (478, 3975570), (489, 3886140), (542, 3506130), (652, 2914605), (717, 2650380), (813, 2337420), (815, 2331684), (956, 1987785), (978, 1943070), (1084, 1753065), (1195, 1590228), (1355, 1402452), (1434, 1325190), (1467, 1295380), (1626, 1168710), (1630, 1165842), (1956, 971535), (2151, 883460), (2390, 795114), (2439, 779140), (2445, 777228), (2710, 701226), (2868, 662595), (2934, 647690), (3252, 584355), (3260, 582921), (3585, 530076), (4065, 467484), (4302, 441730), (4780, 397557), (4878, 389570), (4890, 388614), (5420, 350613), (5868, 323845), (7170, 265038), (7335, 259076), (8130, 233742), (8604, 220865), (9756, 194785), (9780, 194307), (10755, 176692), (12195, 155828), (14340, 132519), (14670, 129538), (16260, 116871), (21510, 88346), (24390, 77914), (29340, 64769), (38957, 48780), (43020, 44173)]