15786157140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{16993}}^1$

素因数の和:17418

約数の個数: 144

約数和(自身を含む): 51701050128

約数和(自身を除く): 35914892988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 397, 468, 585, 780, 794, 1170, 1191, 1588, 1985, 2340, 2382, 3573, 3970, 4764, 5161, 5955, 7146, 7940, 10322, 11910, 14292, 15483, 16993, 17865, 20644, 23820, 25805, 30966, 33986, 35730, 46449, 50979, 51610, 61932, 67972, 71460, 77415, 84965, 92898, 101958, 103220, 152937, 154830, 169930, 185796, 203916, 220909, 232245, 254895, 305874, 309660, 339860, 441818, 464490, 509790, 611748, 662727, 764685, 883636, 928980, 1019580, 1104545, 1325454, 1529370, 1988181, 2209090, 2650908, 3058740, 3313635, 3976362, 4418180, 6627270, 6746221, 7952724, 9940905, 13254540, 13492442, 19881810, 20238663, 26984884, 33731105, 39763620, 40477326, 60715989, 67462210, 80954652, 87700873, 101193315, 121431978, 134924420, 175401746, 202386630, 242863956, 263102619, 303579945, 350803492, 404773260, 438504365, 526205238, 607159890, 789307857, 877008730, 1052410476, 1214319780, 1315513095, 1578615714, 1754017460, 2631026190, 3157231428, 3946539285, 5262052380, 7893078570, 15786157140]

約数ペア:

[(1, 15786157140), (2, 7893078570), (3, 5262052380), (4, 3946539285), (5, 3157231428), (6, 2631026190), (9, 1754017460), (10, 1578615714), (12, 1315513095), (13, 1214319780), (15, 1052410476), (18, 877008730), (20, 789307857), (26, 607159890), (30, 526205238), (36, 438504365), (39, 404773260), (45, 350803492), (52, 303579945), (60, 263102619), (65, 242863956), (78, 202386630), (90, 175401746), (117, 134924420), (130, 121431978), (156, 101193315), (180, 87700873), (195, 80954652), (234, 67462210), (260, 60715989), (390, 40477326), (397, 39763620), (468, 33731105), (585, 26984884), (780, 20238663), (794, 19881810), (1170, 13492442), (1191, 13254540), (1588, 9940905), (1985, 7952724), (2340, 6746221), (2382, 6627270), (3573, 4418180), (3970, 3976362), (4764, 3313635), (5161, 3058740), (5955, 2650908), (7146, 2209090), (7940, 1988181), (10322, 1529370), (11910, 1325454), (14292, 1104545), (15483, 1019580), (16993, 928980), (17865, 883636), (20644, 764685), (23820, 662727), (25805, 611748), (30966, 509790), (33986, 464490), (35730, 441818), (46449, 339860), (50979, 309660), (51610, 305874), (61932, 254895), (67972, 232245), (71460, 220909), (77415, 203916), (84965, 185796), (92898, 169930), (101958, 154830), (103220, 152937)]