18709610790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1\times {\mathrm{757}}^1$

素因数の和:1406

約数の個数: 128

約数和(自身を含む): 48900096000

約数和(自身を除く): 30190485210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 127, 130, 195, 254, 381, 390, 499, 635, 757, 762, 998, 1270, 1497, 1514, 1651, 1905, 2271, 2495, 2994, 3302, 3785, 3810, 4542, 4953, 4990, 6487, 7485, 7570, 8255, 9841, 9906, 11355, 12974, 14970, 16510, 19461, 19682, 22710, 24765, 29523, 32435, 38922, 49205, 49530, 59046, 63373, 64870, 96139, 97305, 98410, 126746, 147615, 190119, 192278, 194610, 288417, 295230, 316865, 377743, 380238, 480695, 576834, 633730, 755486, 823849, 950595, 961390, 1133229, 1249807, 1442085, 1647698, 1888715, 1901190, 2266458, 2471547, 2499614, 2884170, 3749421, 3777430, 4119245, 4910659, 4943094, 5666145, 6249035, 7498842, 8238490, 9821318, 11332290, 12357735, 12498070, 14731977, 18747105, 24553295, 24715470, 29463954, 37494210, 47973361, 49106590, 73659885, 95946722, 143920083, 147319770, 239866805, 287840166, 479733610, 623653693, 719600415, 1247307386, 1439200830, 1870961079, 3118268465, 3741922158, 6236536930, 9354805395, 18709610790]

約数ペア:

[(1, 18709610790), (2, 9354805395), (3, 6236536930), (5, 3741922158), (6, 3118268465), (10, 1870961079), (13, 1439200830), (15, 1247307386), (26, 719600415), (30, 623653693), (39, 479733610), (65, 287840166), (78, 239866805), (127, 147319770), (130, 143920083), (195, 95946722), (254, 73659885), (381, 49106590), (390, 47973361), (499, 37494210), (635, 29463954), (757, 24715470), (762, 24553295), (998, 18747105), (1270, 14731977), (1497, 12498070), (1514, 12357735), (1651, 11332290), (1905, 9821318), (2271, 8238490), (2495, 7498842), (2994, 6249035), (3302, 5666145), (3785, 4943094), (3810, 4910659), (4542, 4119245), (4953, 3777430), (4990, 3749421), (6487, 2884170), (7485, 2499614), (7570, 2471547), (8255, 2266458), (9841, 1901190), (9906, 1888715), (11355, 1647698), (12974, 1442085), (14970, 1249807), (16510, 1133229), (19461, 961390), (19682, 950595), (22710, 823849), (24765, 755486), (29523, 633730), (32435, 576834), (38922, 480695), (49205, 380238), (49530, 377743), (59046, 316865), (63373, 295230), (64870, 288417), (96139, 194610), (97305, 192278), (98410, 190119), (126746, 147615)]