20100667080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2591}}^1\times {\mathrm{4973}}^1$

素因数の和:7591

約数の個数: 128

約数和(自身を含む): 64978744320

約数和(自身を除く): 44878077240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 2591, 4973, 5182, 7773, 9946, 10364, 12955, 14919, 15546, 19892, 20728, 24865, 25910, 29838, 31092, 33683, 38865, 39784, 49730, 51820, 59676, 62184, 64649, 67366, 74595, 77730, 99460, 101049, 103640, 119352, 129298, 134732, 149190, 155460, 168415, 193947, 198920, 202098, 258596, 269464, 298380, 310920, 323245, 336830, 387894, 404196, 505245, 517192, 596760, 646490, 673660, 775788, 808392, 969735, 1010490, 1292980, 1347320, 1551576, 1939470, 2020980, 2585960, 3878940, 4041960, 7757880, 12885043, 25770086, 38655129, 51540172, 64425215, 77310258, 103080344, 128850430, 154620516, 167505559, 193275645, 257700860, 309241032, 335011118, 386551290, 502516677, 515401720, 670022236, 773102580, 837527795, 1005033354, 1340044472, 1546205160, 1675055590, 2010066708, 2512583385, 3350111180, 4020133416, 5025166770, 6700222360, 10050333540, 20100667080]

約数ペア:

[(1, 20100667080), (2, 10050333540), (3, 6700222360), (4, 5025166770), (5, 4020133416), (6, 3350111180), (8, 2512583385), (10, 2010066708), (12, 1675055590), (13, 1546205160), (15, 1340044472), (20, 1005033354), (24, 837527795), (26, 773102580), (30, 670022236), (39, 515401720), (40, 502516677), (52, 386551290), (60, 335011118), (65, 309241032), (78, 257700860), (104, 193275645), (120, 167505559), (130, 154620516), (156, 128850430), (195, 103080344), (260, 77310258), (312, 64425215), (390, 51540172), (520, 38655129), (780, 25770086), (1560, 12885043), (2591, 7757880), (4973, 4041960), (5182, 3878940), (7773, 2585960), (9946, 2020980), (10364, 1939470), (12955, 1551576), (14919, 1347320), (15546, 1292980), (19892, 1010490), (20728, 969735), (24865, 808392), (25910, 775788), (29838, 673660), (31092, 646490), (33683, 596760), (38865, 517192), (39784, 505245), (49730, 404196), (51820, 387894), (59676, 336830), (62184, 323245), (64649, 310920), (67366, 298380), (74595, 269464), (77730, 258596), (99460, 202098), (101049, 198920), (103640, 193947), (119352, 168415), (129298, 155460), (134732, 149190)]