72438660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 216

約数和(自身を含む): 262918656

約数和(自身を除く): 190479996

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 49, 60, 63, 70, 84, 86, 90, 98, 105, 126, 129, 140, 147, 172, 180, 191, 196, 210, 215, 245, 252, 258, 294, 301, 315, 382, 387, 420, 430, 441, 490, 516, 573, 588, 602, 630, 645, 735, 764, 774, 860, 882, 903, 955, 980, 1146, 1204, 1260, 1290, 1337, 1470, 1505, 1548, 1719, 1764, 1806, 1910, 1935, 2107, 2205, 2292, 2580, 2674, 2709, 2865, 2940, 3010, 3438, 3612, 3820, 3870, 4011, 4214, 4410, 4515, 5348, 5418, 5730, 6020, 6321, 6685, 6876, 7740, 8022, 8213, 8428, 8595, 8820, 9030, 9359, 10535, 10836, 11460, 12033, 12642, 13370, 13545, 16044, 16426, 17190, 18060, 18718, 18963, 20055, 21070, 24066, 24639, 25284, 26740, 27090, 28077, 31605, 32852, 34380, 37436, 37926, 40110, 41065, 42140, 46795, 48132, 49278, 54180, 56154, 57491, 60165, 63210, 73917, 75852, 80220, 82130, 84231, 93590, 94815, 98556, 112308, 114982, 120330, 123195, 126420, 140385, 147834, 164260, 168462, 172473, 187180, 189630, 229964, 240660, 246390, 280770, 287455, 295668, 336924, 344946, 369585, 379260, 402437, 421155, 492780, 517419, 561540, 574910, 689892, 739170, 804874, 842310, 862365, 1034838, 1149820, 1207311, 1478340, 1609748, 1684620, 1724730, 2012185, 2069676, 2414622, 2587095, 3449460, 3621933, 4024370, 4829244, 5174190, 6036555, 7243866, 8048740, 10348380, 12073110, 14487732, 18109665, 24146220, 36219330, 72438660]

約数ペア:

[(1, 72438660), (2, 36219330), (3, 24146220), (4, 18109665), (5, 14487732), (6, 12073110), (7, 10348380), (9, 8048740), (10, 7243866), (12, 6036555), (14, 5174190), (15, 4829244), (18, 4024370), (20, 3621933), (21, 3449460), (28, 2587095), (30, 2414622), (35, 2069676), (36, 2012185), (42, 1724730), (43, 1684620), (45, 1609748), (49, 1478340), (60, 1207311), (63, 1149820), (70, 1034838), (84, 862365), (86, 842310), (90, 804874), (98, 739170), (105, 689892), (126, 574910), (129, 561540), (140, 517419), (147, 492780), (172, 421155), (180, 402437), (191, 379260), (196, 369585), (210, 344946), (215, 336924), (245, 295668), (252, 287455), (258, 280770), (294, 246390), (301, 240660), (315, 229964), (382, 189630), (387, 187180), (420, 172473), (430, 168462), (441, 164260), (490, 147834), (516, 140385), (573, 126420), (588, 123195), (602, 120330), (630, 114982), (645, 112308), (735, 98556), (764, 94815), (774, 93590), (860, 84231), (882, 82130), (903, 80220), (955, 75852), (980, 73917), (1146, 63210), (1204, 60165), (1260, 57491), (1290, 56154), (1337, 54180), (1470, 49278), (1505, 48132), (1548, 46795), (1719, 42140), (1764, 41065), (1806, 40110), (1910, 37926), (1935, 37436), (2107, 34380), (2205, 32852), (2292, 31605), (2580, 28077), (2674, 27090), (2709, 26740), (2865, 25284), (2940, 24639), (3010, 24066), (3438, 21070), (3612, 20055), (3820, 18963), (3870, 18718), (4011, 18060), (4214, 17190), (4410, 16426), (4515, 16044), (5348, 13545), (5418, 13370), (5730, 12642), (6020, 12033), (6321, 11460), (6685, 10836), (6876, 10535), (7740, 9359), (8022, 9030), (8213, 8820), (8428, 8595)]