72556380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 240143904

約数和(自身を除く): 167587524

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, 101, 117, 130, 156, 180, 195, 202, 234, 260, 303, 307, 390, 404, 468, 505, 585, 606, 614, 780, 909, 921, 1010, 1170, 1212, 1228, 1313, 1515, 1535, 1818, 1842, 2020, 2340, 2626, 2763, 3030, 3070, 3636, 3684, 3939, 3991, 4545, 4605, 5252, 5526, 6060, 6140, 6565, 7878, 7982, 9090, 9210, 11052, 11817, 11973, 13130, 13815, 15756, 15964, 18180, 18420, 19695, 19955, 23634, 23946, 26260, 27630, 31007, 35919, 39390, 39910, 47268, 47892, 55260, 59085, 59865, 62014, 71838, 78780, 79820, 93021, 118170, 119730, 124028, 143676, 155035, 179595, 186042, 236340, 239460, 279063, 310070, 359190, 372084, 403091, 465105, 558126, 620140, 718380, 806182, 930210, 1116252, 1209273, 1395315, 1612364, 1860420, 2015455, 2418546, 2790630, 3627819, 4030910, 4837092, 5581260, 6046365, 7255638, 8061820, 12092730, 14511276, 18139095, 24185460, 36278190, 72556380]

約数ペア:

[(1, 72556380), (2, 36278190), (3, 24185460), (4, 18139095), (5, 14511276), (6, 12092730), (9, 8061820), (10, 7255638), (12, 6046365), (13, 5581260), (15, 4837092), (18, 4030910), (20, 3627819), (26, 2790630), (30, 2418546), (36, 2015455), (39, 1860420), (45, 1612364), (52, 1395315), (60, 1209273), (65, 1116252), (78, 930210), (90, 806182), (101, 718380), (117, 620140), (130, 558126), (156, 465105), (180, 403091), (195, 372084), (202, 359190), (234, 310070), (260, 279063), (303, 239460), (307, 236340), (390, 186042), (404, 179595), (468, 155035), (505, 143676), (585, 124028), (606, 119730), (614, 118170), (780, 93021), (909, 79820), (921, 78780), (1010, 71838), (1170, 62014), (1212, 59865), (1228, 59085), (1313, 55260), (1515, 47892), (1535, 47268), (1818, 39910), (1842, 39390), (2020, 35919), (2340, 31007), (2626, 27630), (2763, 26260), (3030, 23946), (3070, 23634), (3636, 19955), (3684, 19695), (3939, 18420), (3991, 18180), (4545, 15964), (4605, 15756), (5252, 13815), (5526, 13130), (6060, 11973), (6140, 11817), (6565, 11052), (7878, 9210), (7982, 9090)]