218618344540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{8693}}^1$

素因数の和:8984

約数の個数: 144

約数和(自身を含む): 515662005600

約数和(自身を除く): 297043661060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 229, 289, 323, 340, 380, 458, 578, 646, 916, 1145, 1156, 1292, 1445, 1615, 2290, 2890, 3230, 3893, 4351, 4580, 5491, 5780, 6460, 7786, 8693, 8702, 10982, 15572, 17386, 17404, 19465, 21755, 21964, 27455, 34772, 38930, 43465, 43510, 54910, 66181, 73967, 77860, 86930, 87020, 109820, 132362, 147781, 147934, 165167, 173860, 264724, 295562, 295868, 330334, 330905, 369835, 591124, 660668, 661810, 738905, 739670, 825835, 1257439, 1323620, 1477810, 1479340, 1651670, 1990697, 2512277, 2514878, 2807839, 2955620, 3303340, 3981394, 5024554, 5029756, 5615678, 6287195, 7962788, 9953485, 10049108, 11231356, 12561385, 12574390, 14039195, 19906970, 25122770, 25148780, 28078390, 33841849, 37823243, 39813940, 47733263, 50245540, 56156780, 67683698, 75646486, 95466526, 135367396, 151292972, 169209245, 189116215, 190933052, 238666315, 338418490, 378232430, 477332630, 575311433, 642995131, 676836980, 756464860, 954665260, 1150622866, 1285990262, 2301245732, 2571980524, 2876557165, 3214975655, 5753114330, 6429951310, 10930917227, 11506228660, 12859902620, 21861834454, 43723668908, 54654586135, 109309172270, 218618344540]

約数ペア:

[(1, 218618344540), (2, 109309172270), (4, 54654586135), (5, 43723668908), (10, 21861834454), (17, 12859902620), (19, 11506228660), (20, 10930917227), (34, 6429951310), (38, 5753114330), (68, 3214975655), (76, 2876557165), (85, 2571980524), (95, 2301245732), (170, 1285990262), (190, 1150622866), (229, 954665260), (289, 756464860), (323, 676836980), (340, 642995131), (380, 575311433), (458, 477332630), (578, 378232430), (646, 338418490), (916, 238666315), (1145, 190933052), (1156, 189116215), (1292, 169209245), (1445, 151292972), (1615, 135367396), (2290, 95466526), (2890, 75646486), (3230, 67683698), (3893, 56156780), (4351, 50245540), (4580, 47733263), (5491, 39813940), (5780, 37823243), (6460, 33841849), (7786, 28078390), (8693, 25148780), (8702, 25122770), (10982, 19906970), (15572, 14039195), (17386, 12574390), (17404, 12561385), (19465, 11231356), (21755, 10049108), (21964, 9953485), (27455, 7962788), (34772, 6287195), (38930, 5615678), (43465, 5029756), (43510, 5024554), (54910, 3981394), (66181, 3303340), (73967, 2955620), (77860, 2807839), (86930, 2514878), (87020, 2512277), (109820, 1990697), (132362, 1651670), (147781, 1479340), (147934, 1477810), (165167, 1323620), (173860, 1257439), (264724, 825835), (295562, 739670), (295868, 738905), (330334, 661810), (330905, 660668), (369835, 591124)]