219998730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1453}}^1$

素因数の和:1580

約数の個数: 96

約数和(自身を含む): 620590464

約数和(自身を除く): 400591734

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 103, 105, 147, 206, 210, 245, 294, 309, 490, 515, 618, 721, 735, 1030, 1442, 1453, 1470, 1545, 2163, 2906, 3090, 3605, 4326, 4359, 5047, 7210, 7265, 8718, 10094, 10171, 10815, 14530, 15141, 20342, 21630, 21795, 25235, 30282, 30513, 43590, 50470, 50855, 61026, 71197, 75705, 101710, 142394, 149659, 151410, 152565, 213591, 299318, 305130, 355985, 427182, 448977, 711970, 748295, 897954, 1047613, 1067955, 1496590, 2095226, 2135910, 2244885, 3142839, 4489770, 5238065, 6285678, 7333291, 10476130, 14666582, 15714195, 21999873, 31428390, 36666455, 43999746, 73332910, 109999365, 219998730]

約数ペア:

[(1, 219998730), (2, 109999365), (3, 73332910), (5, 43999746), (6, 36666455), (7, 31428390), (10, 21999873), (14, 15714195), (15, 14666582), (21, 10476130), (30, 7333291), (35, 6285678), (42, 5238065), (49, 4489770), (70, 3142839), (98, 2244885), (103, 2135910), (105, 2095226), (147, 1496590), (206, 1067955), (210, 1047613), (245, 897954), (294, 748295), (309, 711970), (490, 448977), (515, 427182), (618, 355985), (721, 305130), (735, 299318), (1030, 213591), (1442, 152565), (1453, 151410), (1470, 149659), (1545, 142394), (2163, 101710), (2906, 75705), (3090, 71197), (3605, 61026), (4326, 50855), (4359, 50470), (5047, 43590), (7210, 30513), (7265, 30282), (8718, 25235), (10094, 21795), (10171, 21630), (10815, 20342), (14530, 15141)]