201919740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 650280960

約数和(自身を除く): 448361220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 71, 93, 110, 124, 132, 139, 142, 155, 165, 186, 213, 220, 278, 284, 310, 330, 341, 355, 372, 417, 426, 465, 556, 620, 660, 682, 695, 710, 781, 834, 852, 930, 1023, 1065, 1364, 1390, 1420, 1529, 1562, 1668, 1705, 1860, 2046, 2085, 2130, 2201, 2343, 2780, 3058, 3124, 3410, 3905, 4092, 4170, 4260, 4309, 4402, 4587, 4686, 5115, 6116, 6603, 6820, 7645, 7810, 8340, 8618, 8804, 9174, 9372, 9869, 10230, 11005, 11715, 12927, 13206, 15290, 15620, 17236, 18348, 19738, 20460, 21545, 22010, 22935, 23430, 24211, 25854, 26412, 29607, 30580, 33015, 39476, 43090, 44020, 45870, 46860, 47399, 48422, 49345, 51708, 59214, 64635, 66030, 72633, 86180, 91740, 94798, 96844, 98690, 108559, 118428, 121055, 129270, 132060, 142197, 145266, 148035, 189596, 197380, 217118, 236995, 242110, 258540, 284394, 290532, 296070, 305939, 325677, 363165, 434236, 473990, 484220, 542795, 568788, 592140, 611878, 651354, 710985, 726330, 917817, 947980, 1085590, 1223756, 1302708, 1421970, 1452660, 1529695, 1628385, 1835634, 2171180, 2843940, 3059390, 3256770, 3365329, 3671268, 4589085, 6118780, 6513540, 6730658, 9178170, 10095987, 13461316, 16826645, 18356340, 20191974, 33653290, 40383948, 50479935, 67306580, 100959870, 201919740]

約数ペア:

[(1, 201919740), (2, 100959870), (3, 67306580), (4, 50479935), (5, 40383948), (6, 33653290), (10, 20191974), (11, 18356340), (12, 16826645), (15, 13461316), (20, 10095987), (22, 9178170), (30, 6730658), (31, 6513540), (33, 6118780), (44, 4589085), (55, 3671268), (60, 3365329), (62, 3256770), (66, 3059390), (71, 2843940), (93, 2171180), (110, 1835634), (124, 1628385), (132, 1529695), (139, 1452660), (142, 1421970), (155, 1302708), (165, 1223756), (186, 1085590), (213, 947980), (220, 917817), (278, 726330), (284, 710985), (310, 651354), (330, 611878), (341, 592140), (355, 568788), (372, 542795), (417, 484220), (426, 473990), (465, 434236), (556, 363165), (620, 325677), (660, 305939), (682, 296070), (695, 290532), (710, 284394), (781, 258540), (834, 242110), (852, 236995), (930, 217118), (1023, 197380), (1065, 189596), (1364, 148035), (1390, 145266), (1420, 142197), (1529, 132060), (1562, 129270), (1668, 121055), (1705, 118428), (1860, 108559), (2046, 98690), (2085, 96844), (2130, 94798), (2201, 91740), (2343, 86180), (2780, 72633), (3058, 66030), (3124, 64635), (3410, 59214), (3905, 51708), (4092, 49345), (4170, 48422), (4260, 47399), (4309, 46860), (4402, 45870), (4587, 44020), (4686, 43090), (5115, 39476), (6116, 33015), (6603, 30580), (6820, 29607), (7645, 26412), (7810, 25854), (8340, 24211), (8618, 23430), (8804, 22935), (9174, 22010), (9372, 21545), (9869, 20460), (10230, 19738), (11005, 18348), (11715, 17236), (12927, 15620), (13206, 15290)]