38719140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 112492800

約数和(自身を除く): 73773660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 71, 122, 142, 149, 183, 213, 244, 284, 298, 305, 355, 366, 426, 447, 596, 610, 710, 732, 745, 852, 894, 915, 1065, 1220, 1420, 1490, 1788, 1830, 2130, 2235, 2980, 3660, 4260, 4331, 4470, 8662, 8940, 9089, 10579, 12993, 17324, 18178, 21158, 21655, 25986, 27267, 31737, 36356, 42316, 43310, 45445, 51972, 52895, 54534, 63474, 64965, 86620, 90890, 105790, 109068, 126948, 129930, 136335, 158685, 181780, 211580, 259860, 272670, 317370, 545340, 634740, 645319, 1290638, 1935957, 2581276, 3226595, 3871914, 6453190, 7743828, 9679785, 12906380, 19359570, 38719140]

約数ペア:

[(1, 38719140), (2, 19359570), (3, 12906380), (4, 9679785), (5, 7743828), (6, 6453190), (10, 3871914), (12, 3226595), (15, 2581276), (20, 1935957), (30, 1290638), (60, 645319), (61, 634740), (71, 545340), (122, 317370), (142, 272670), (149, 259860), (183, 211580), (213, 181780), (244, 158685), (284, 136335), (298, 129930), (305, 126948), (355, 109068), (366, 105790), (426, 90890), (447, 86620), (596, 64965), (610, 63474), (710, 54534), (732, 52895), (745, 51972), (852, 45445), (894, 43310), (915, 42316), (1065, 36356), (1220, 31737), (1420, 27267), (1490, 25986), (1788, 21655), (1830, 21158), (2130, 18178), (2235, 17324), (2980, 12993), (3660, 10579), (4260, 9089), (4331, 8940), (4470, 8662)]