102775540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 275788800

約数和(自身を除く): 173013260

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 49, 62, 68, 70, 85, 98, 119, 124, 140, 155, 170, 196, 199, 217, 238, 245, 310, 340, 398, 434, 476, 490, 527, 595, 620, 796, 833, 868, 980, 995, 1054, 1085, 1190, 1393, 1519, 1666, 1990, 2108, 2170, 2380, 2635, 2786, 3038, 3332, 3383, 3689, 3980, 4165, 4340, 5270, 5572, 6076, 6169, 6766, 6965, 7378, 7595, 8330, 9751, 10540, 12338, 13532, 13930, 14756, 15190, 16660, 16915, 18445, 19502, 23681, 24676, 25823, 27860, 30380, 30845, 33830, 36890, 39004, 43183, 47362, 48755, 51646, 61690, 67660, 73780, 86366, 94724, 97510, 103292, 104873, 118405, 123380, 129115, 165767, 172732, 195020, 209746, 215915, 236810, 258230, 302281, 331534, 419492, 431830, 473620, 516460, 524365, 604562, 663068, 734111, 828835, 863660, 1048730, 1209124, 1468222, 1511405, 1657670, 2097460, 2936444, 3022810, 3315340, 3670555, 5138777, 6045620, 7341110, 10277554, 14682220, 20555108, 25693885, 51387770, 102775540]

約数ペア:

[(1, 102775540), (2, 51387770), (4, 25693885), (5, 20555108), (7, 14682220), (10, 10277554), (14, 7341110), (17, 6045620), (20, 5138777), (28, 3670555), (31, 3315340), (34, 3022810), (35, 2936444), (49, 2097460), (62, 1657670), (68, 1511405), (70, 1468222), (85, 1209124), (98, 1048730), (119, 863660), (124, 828835), (140, 734111), (155, 663068), (170, 604562), (196, 524365), (199, 516460), (217, 473620), (238, 431830), (245, 419492), (310, 331534), (340, 302281), (398, 258230), (434, 236810), (476, 215915), (490, 209746), (527, 195020), (595, 172732), (620, 165767), (796, 129115), (833, 123380), (868, 118405), (980, 104873), (995, 103292), (1054, 97510), (1085, 94724), (1190, 86366), (1393, 73780), (1519, 67660), (1666, 61690), (1990, 51646), (2108, 48755), (2170, 47362), (2380, 43183), (2635, 39004), (2786, 36890), (3038, 33830), (3332, 30845), (3383, 30380), (3689, 27860), (3980, 25823), (4165, 24676), (4340, 23681), (5270, 19502), (5572, 18445), (6076, 16915), (6169, 16660), (6766, 15190), (6965, 14756), (7378, 13930), (7595, 13532), (8330, 12338), (9751, 10540)]