739898390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:418

約数の個数: 128

約数和(自身を含む): 1734082560

約数和(自身を除く): 994184170

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 139, 154, 155, 217, 223, 278, 310, 341, 385, 434, 446, 682, 695, 770, 973, 1085, 1115, 1390, 1529, 1561, 1705, 1946, 2170, 2230, 2387, 2453, 3058, 3122, 3410, 4309, 4774, 4865, 4906, 6913, 7645, 7805, 8618, 9730, 10703, 11935, 12265, 13826, 15290, 15610, 17171, 21406, 21545, 23870, 24530, 30163, 30997, 34342, 34565, 43090, 47399, 48391, 53515, 60326, 61994, 69130, 76043, 85855, 94798, 96782, 107030, 150815, 152086, 154985, 171710, 216979, 236995, 241955, 301630, 309970, 331793, 340967, 380215, 433958, 473990, 483910, 532301, 663586, 681934, 760430, 960907, 1064602, 1084895, 1658965, 1704835, 1921814, 2169790, 2386769, 2661505, 3317930, 3409670, 4773538, 4804535, 5323010, 6726349, 9609070, 10569977, 11933845, 13452698, 21139954, 23867690, 33631745, 52849885, 67263490, 73989839, 105699770, 147979678, 369949195, 739898390]

約数ペア:

[(1, 739898390), (2, 369949195), (5, 147979678), (7, 105699770), (10, 73989839), (11, 67263490), (14, 52849885), (22, 33631745), (31, 23867690), (35, 21139954), (55, 13452698), (62, 11933845), (70, 10569977), (77, 9609070), (110, 6726349), (139, 5323010), (154, 4804535), (155, 4773538), (217, 3409670), (223, 3317930), (278, 2661505), (310, 2386769), (341, 2169790), (385, 1921814), (434, 1704835), (446, 1658965), (682, 1084895), (695, 1064602), (770, 960907), (973, 760430), (1085, 681934), (1115, 663586), (1390, 532301), (1529, 483910), (1561, 473990), (1705, 433958), (1946, 380215), (2170, 340967), (2230, 331793), (2387, 309970), (2453, 301630), (3058, 241955), (3122, 236995), (3410, 216979), (4309, 171710), (4774, 154985), (4865, 152086), (4906, 150815), (6913, 107030), (7645, 96782), (7805, 94798), (8618, 85855), (9730, 76043), (10703, 69130), (11935, 61994), (12265, 60326), (13826, 53515), (15290, 48391), (15610, 47399), (17171, 43090), (21406, 34565), (21545, 34342), (23870, 30997), (24530, 30163)]