777808980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{947}}^1$

素因数の和:997

約数の個数: 216

約数和(自身を含む): 2652223392

約数和(自身を除く): 1874414412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 169, 180, 195, 234, 243, 260, 270, 324, 338, 351, 390, 405, 468, 486, 507, 540, 585, 676, 702, 780, 810, 845, 947, 972, 1014, 1053, 1170, 1215, 1404, 1521, 1620, 1690, 1755, 1894, 2028, 2106, 2340, 2430, 2535, 2841, 3042, 3159, 3380, 3510, 3788, 4212, 4563, 4735, 4860, 5070, 5265, 5682, 6084, 6318, 7020, 7605, 8523, 9126, 9470, 10140, 10530, 11364, 12311, 12636, 13689, 14205, 15210, 15795, 17046, 18252, 18940, 21060, 22815, 24622, 25569, 27378, 28410, 30420, 31590, 34092, 36933, 41067, 42615, 45630, 49244, 51138, 54756, 56820, 61555, 63180, 68445, 73866, 76707, 82134, 85230, 91260, 102276, 110799, 123110, 127845, 136890, 147732, 153414, 160043, 164268, 170460, 184665, 205335, 221598, 230121, 246220, 255690, 273780, 306828, 320086, 332397, 369330, 383535, 410670, 443196, 460242, 480129, 511380, 553995, 640172, 664794, 738660, 767070, 800215, 821340, 920484, 960258, 997191, 1107990, 1150605, 1329588, 1440387, 1534140, 1600430, 1661985, 1920516, 1994382, 2215980, 2301210, 2400645, 2880774, 2991573, 3200860, 3323970, 3988764, 4321161, 4602420, 4801290, 4985955, 5761548, 5983146, 6647940, 7201935, 8642322, 9602580, 9971910, 11966292, 12963483, 14403870, 14957865, 17284644, 19943820, 21605805, 25926966, 28807740, 29915730, 38890449, 43211610, 51853932, 59831460, 64817415, 77780898, 86423220, 129634830, 155561796, 194452245, 259269660, 388904490, 777808980]

約数ペア:

[(1, 777808980), (2, 388904490), (3, 259269660), (4, 194452245), (5, 155561796), (6, 129634830), (9, 86423220), (10, 77780898), (12, 64817415), (13, 59831460), (15, 51853932), (18, 43211610), (20, 38890449), (26, 29915730), (27, 28807740), (30, 25926966), (36, 21605805), (39, 19943820), (45, 17284644), (52, 14957865), (54, 14403870), (60, 12963483), (65, 11966292), (78, 9971910), (81, 9602580), (90, 8642322), (108, 7201935), (117, 6647940), (130, 5983146), (135, 5761548), (156, 4985955), (162, 4801290), (169, 4602420), (180, 4321161), (195, 3988764), (234, 3323970), (243, 3200860), (260, 2991573), (270, 2880774), (324, 2400645), (338, 2301210), (351, 2215980), (390, 1994382), (405, 1920516), (468, 1661985), (486, 1600430), (507, 1534140), (540, 1440387), (585, 1329588), (676, 1150605), (702, 1107990), (780, 997191), (810, 960258), (845, 920484), (947, 821340), (972, 800215), (1014, 767070), (1053, 738660), (1170, 664794), (1215, 640172), (1404, 553995), (1521, 511380), (1620, 480129), (1690, 460242), (1755, 443196), (1894, 410670), (2028, 383535), (2106, 369330), (2340, 332397), (2430, 320086), (2535, 306828), (2841, 273780), (3042, 255690), (3159, 246220), (3380, 230121), (3510, 221598), (3788, 205335), (4212, 184665), (4563, 170460), (4735, 164268), (4860, 160043), (5070, 153414), (5265, 147732), (5682, 136890), (6084, 127845), (6318, 123110), (7020, 110799), (7605, 102276), (8523, 91260), (9126, 85230), (9470, 82134), (10140, 76707), (10530, 73866), (11364, 68445), (12311, 63180), (12636, 61555), (13689, 56820), (14205, 54756), (15210, 51138), (15795, 49244), (17046, 45630), (18252, 42615), (18940, 41067), (21060, 36933), (22815, 34092), (24622, 31590), (25569, 30420), (27378, 28410)]