223783980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{739}}^1$

素因数の和:868

約数の個数: 144

約数和(自身を含む): 736968960

約数和(自身を除く): 513184980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 103, 105, 140, 147, 196, 206, 210, 245, 294, 309, 412, 420, 490, 515, 588, 618, 721, 735, 739, 980, 1030, 1236, 1442, 1470, 1478, 1545, 2060, 2163, 2217, 2884, 2940, 2956, 3090, 3605, 3695, 4326, 4434, 5047, 5173, 6180, 7210, 7390, 8652, 8868, 10094, 10346, 10815, 11085, 14420, 14780, 15141, 15519, 20188, 20692, 21630, 22170, 25235, 25865, 30282, 31038, 36211, 43260, 44340, 50470, 51730, 60564, 62076, 72422, 75705, 76117, 77595, 100940, 103460, 108633, 144844, 151410, 152234, 155190, 181055, 217266, 228351, 302820, 304468, 310380, 362110, 380585, 434532, 456702, 532819, 543165, 724220, 761170, 913404, 1065638, 1086330, 1141755, 1522340, 1598457, 2131276, 2172660, 2283510, 2664095, 3196914, 3729733, 4567020, 5328190, 6393828, 7459466, 7992285, 10656380, 11189199, 14918932, 15984570, 18648665, 22378398, 31969140, 37297330, 44756796, 55945995, 74594660, 111891990, 223783980]

約数ペア:

[(1, 223783980), (2, 111891990), (3, 74594660), (4, 55945995), (5, 44756796), (6, 37297330), (7, 31969140), (10, 22378398), (12, 18648665), (14, 15984570), (15, 14918932), (20, 11189199), (21, 10656380), (28, 7992285), (30, 7459466), (35, 6393828), (42, 5328190), (49, 4567020), (60, 3729733), (70, 3196914), (84, 2664095), (98, 2283510), (103, 2172660), (105, 2131276), (140, 1598457), (147, 1522340), (196, 1141755), (206, 1086330), (210, 1065638), (245, 913404), (294, 761170), (309, 724220), (412, 543165), (420, 532819), (490, 456702), (515, 434532), (588, 380585), (618, 362110), (721, 310380), (735, 304468), (739, 302820), (980, 228351), (1030, 217266), (1236, 181055), (1442, 155190), (1470, 152234), (1478, 151410), (1545, 144844), (2060, 108633), (2163, 103460), (2217, 100940), (2884, 77595), (2940, 76117), (2956, 75705), (3090, 72422), (3605, 62076), (3695, 60564), (4326, 51730), (4434, 50470), (5047, 44340), (5173, 43260), (6180, 36211), (7210, 31038), (7390, 30282), (8652, 25865), (8868, 25235), (10094, 22170), (10346, 21630), (10815, 20692), (11085, 20188), (14420, 15519), (14780, 15141)]