261927900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:461

約数の個数: 216

約数和(自身を含む): 901095104

約数和(自身を除く): 639167204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 61, 65, 75, 78, 90, 100, 117, 122, 130, 150, 156, 180, 183, 195, 225, 234, 244, 260, 300, 305, 325, 366, 367, 390, 450, 468, 549, 585, 610, 650, 732, 734, 780, 793, 900, 915, 975, 1098, 1101, 1170, 1220, 1300, 1468, 1525, 1586, 1830, 1835, 1950, 2196, 2202, 2340, 2379, 2745, 2925, 3050, 3172, 3303, 3660, 3670, 3900, 3965, 4404, 4575, 4758, 4771, 5490, 5505, 5850, 6100, 6606, 7137, 7340, 7930, 9150, 9175, 9516, 9542, 10980, 11010, 11700, 11895, 13212, 13725, 14274, 14313, 15860, 16515, 18300, 18350, 19084, 19825, 22020, 22387, 23790, 23855, 27450, 27525, 28548, 28626, 33030, 35685, 36700, 39650, 42939, 44774, 47580, 47710, 54900, 55050, 57252, 59475, 66060, 67161, 71370, 71565, 79300, 82575, 85878, 89548, 95420, 110100, 111935, 118950, 119275, 134322, 142740, 143130, 165150, 171756, 178425, 201483, 214695, 223870, 237900, 238550, 268644, 286260, 291031, 330300, 335805, 356850, 357825, 402966, 429390, 447740, 477100, 559675, 582062, 671610, 713700, 715650, 805932, 858780, 873093, 1007415, 1073475, 1119350, 1164124, 1343220, 1431300, 1455155, 1679025, 1746186, 2014830, 2146950, 2238700, 2619279, 2910310, 3358050, 3492372, 4029660, 4293900, 4365465, 5037075, 5238558, 5820620, 6716100, 7275775, 8730930, 10074150, 10477116, 13096395, 14551550, 17461860, 20148300, 21827325, 26192790, 29103100, 43654650, 52385580, 65481975, 87309300, 130963950, 261927900]

約数ペア:

[(1, 261927900), (2, 130963950), (3, 87309300), (4, 65481975), (5, 52385580), (6, 43654650), (9, 29103100), (10, 26192790), (12, 21827325), (13, 20148300), (15, 17461860), (18, 14551550), (20, 13096395), (25, 10477116), (26, 10074150), (30, 8730930), (36, 7275775), (39, 6716100), (45, 5820620), (50, 5238558), (52, 5037075), (60, 4365465), (61, 4293900), (65, 4029660), (75, 3492372), (78, 3358050), (90, 2910310), (100, 2619279), (117, 2238700), (122, 2146950), (130, 2014830), (150, 1746186), (156, 1679025), (180, 1455155), (183, 1431300), (195, 1343220), (225, 1164124), (234, 1119350), (244, 1073475), (260, 1007415), (300, 873093), (305, 858780), (325, 805932), (366, 715650), (367, 713700), (390, 671610), (450, 582062), (468, 559675), (549, 477100), (585, 447740), (610, 429390), (650, 402966), (732, 357825), (734, 356850), (780, 335805), (793, 330300), (900, 291031), (915, 286260), (975, 268644), (1098, 238550), (1101, 237900), (1170, 223870), (1220, 214695), (1300, 201483), (1468, 178425), (1525, 171756), (1586, 165150), (1830, 143130), (1835, 142740), (1950, 134322), (2196, 119275), (2202, 118950), (2340, 111935), (2379, 110100), (2745, 95420), (2925, 89548), (3050, 85878), (3172, 82575), (3303, 79300), (3660, 71565), (3670, 71370), (3900, 67161), (3965, 66060), (4404, 59475), (4575, 57252), (4758, 55050), (4771, 54900), (5490, 47710), (5505, 47580), (5850, 44774), (6100, 42939), (6606, 39650), (7137, 36700), (7340, 35685), (7930, 33030), (9150, 28626), (9175, 28548), (9516, 27525), (9542, 27450), (10980, 23855), (11010, 23790), (11700, 22387), (11895, 22020), (13212, 19825), (13725, 19084), (14274, 18350), (14313, 18300), (15860, 16515)]