318822910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:342

約数の個数: 96

約数和(自身を含む): 698664960

約数和(自身を除く): 379842050

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 139, 151, 155, 217, 245, 278, 302, 310, 434, 490, 695, 755, 973, 1057, 1085, 1390, 1510, 1519, 1946, 2114, 2170, 3038, 4309, 4681, 4865, 5285, 6811, 7399, 7595, 8618, 9362, 9730, 10570, 13622, 14798, 15190, 20989, 21545, 23405, 30163, 32767, 34055, 36995, 41978, 43090, 46810, 60326, 65534, 68110, 73990, 104945, 146923, 150815, 163835, 209890, 211141, 229369, 293846, 301630, 327670, 422282, 458738, 650659, 734615, 1028461, 1055705, 1146845, 1301318, 1469230, 2056922, 2111410, 2293690, 3253295, 4554613, 5142305, 6506590, 9109226, 10284610, 22773065, 31882291, 45546130, 63764582, 159411455, 318822910]

約数ペア:

[(1, 318822910), (2, 159411455), (5, 63764582), (7, 45546130), (10, 31882291), (14, 22773065), (31, 10284610), (35, 9109226), (49, 6506590), (62, 5142305), (70, 4554613), (98, 3253295), (139, 2293690), (151, 2111410), (155, 2056922), (217, 1469230), (245, 1301318), (278, 1146845), (302, 1055705), (310, 1028461), (434, 734615), (490, 650659), (695, 458738), (755, 422282), (973, 327670), (1057, 301630), (1085, 293846), (1390, 229369), (1510, 211141), (1519, 209890), (1946, 163835), (2114, 150815), (2170, 146923), (3038, 104945), (4309, 73990), (4681, 68110), (4865, 65534), (5285, 60326), (6811, 46810), (7399, 43090), (7595, 41978), (8618, 36995), (9362, 34055), (9730, 32767), (10570, 30163), (13622, 23405), (14798, 21545), (15190, 20989)]