454601980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 192

約数和(自身を含む): 1225728000

約数和(自身を除く): 771126020

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 37, 38, 62, 70, 74, 76, 95, 124, 133, 140, 148, 149, 155, 185, 190, 217, 259, 266, 298, 310, 370, 380, 434, 518, 532, 589, 596, 620, 665, 703, 740, 745, 868, 1036, 1043, 1085, 1147, 1178, 1295, 1330, 1406, 1490, 2086, 2170, 2294, 2356, 2590, 2660, 2812, 2831, 2945, 2980, 3515, 4123, 4172, 4340, 4588, 4619, 4921, 5180, 5215, 5513, 5662, 5735, 5890, 7030, 8029, 8246, 9238, 9842, 10430, 11026, 11324, 11470, 11780, 14060, 14155, 16058, 16492, 18476, 19684, 19817, 20615, 20860, 21793, 22052, 22940, 23095, 24605, 27565, 28310, 32116, 32333, 38591, 39634, 40145, 41230, 43586, 46190, 49210, 55130, 56620, 64666, 77182, 79268, 80290, 82460, 87172, 87761, 92380, 98420, 99085, 104747, 108965, 110260, 129332, 152551, 154364, 160580, 161665, 170903, 175522, 192955, 198170, 209494, 217930, 305102, 323330, 341806, 351044, 385910, 396340, 418988, 435860, 438805, 523735, 610204, 614327, 646660, 683612, 733229, 762755, 771820, 854515, 877610, 1047470, 1196321, 1228654, 1466458, 1525510, 1709030, 1755220, 2094940, 2392642, 2457308, 2932916, 3051020, 3071635, 3247157, 3418060, 3666145, 4785284, 5981605, 6143270, 6494314, 7332290, 11963210, 12286540, 12988628, 14664580, 16235785, 22730099, 23926420, 32471570, 45460198, 64943140, 90920396, 113650495, 227300990, 454601980]

約数ペア:

[(1, 454601980), (2, 227300990), (4, 113650495), (5, 90920396), (7, 64943140), (10, 45460198), (14, 32471570), (19, 23926420), (20, 22730099), (28, 16235785), (31, 14664580), (35, 12988628), (37, 12286540), (38, 11963210), (62, 7332290), (70, 6494314), (74, 6143270), (76, 5981605), (95, 4785284), (124, 3666145), (133, 3418060), (140, 3247157), (148, 3071635), (149, 3051020), (155, 2932916), (185, 2457308), (190, 2392642), (217, 2094940), (259, 1755220), (266, 1709030), (298, 1525510), (310, 1466458), (370, 1228654), (380, 1196321), (434, 1047470), (518, 877610), (532, 854515), (589, 771820), (596, 762755), (620, 733229), (665, 683612), (703, 646660), (740, 614327), (745, 610204), (868, 523735), (1036, 438805), (1043, 435860), (1085, 418988), (1147, 396340), (1178, 385910), (1295, 351044), (1330, 341806), (1406, 323330), (1490, 305102), (2086, 217930), (2170, 209494), (2294, 198170), (2356, 192955), (2590, 175522), (2660, 170903), (2812, 161665), (2831, 160580), (2945, 154364), (2980, 152551), (3515, 129332), (4123, 110260), (4172, 108965), (4340, 104747), (4588, 99085), (4619, 98420), (4921, 92380), (5180, 87761), (5215, 87172), (5513, 82460), (5662, 80290), (5735, 79268), (5890, 77182), (7030, 64666), (8029, 56620), (8246, 55130), (9238, 49210), (9842, 46190), (10430, 43586), (11026, 41230), (11324, 40145), (11470, 39634), (11780, 38591), (14060, 32333), (14155, 32116), (16058, 28310), (16492, 27565), (18476, 24605), (19684, 23095), (19817, 22940), (20615, 22052), (20860, 21793)]