223831020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4007}}^1$

素因数の和:4052

約数の個数: 144

約数和(自身を含む): 767612160

約数和(自身を除く): 543781140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 3724, 3990, 4007, 4655, 5586, 7980, 8014, 9310, 11172, 12021, 13965, 16028, 18620, 20035, 24042, 27930, 28049, 40070, 48084, 55860, 56098, 60105, 76133, 80140, 84147, 112196, 120210, 140245, 152266, 168294, 196343, 228399, 240420, 280490, 304532, 336588, 380665, 392686, 420735, 456798, 532931, 560980, 589029, 761330, 785372, 841470, 913596, 981715, 1065862, 1141995, 1178058, 1522660, 1598793, 1682940, 1963430, 2131724, 2283990, 2356116, 2664655, 2945145, 3197586, 3730517, 3926860, 4567980, 5329310, 5890290, 6395172, 7461034, 7993965, 10658620, 11191551, 11780580, 14922068, 15987930, 18652585, 22383102, 31975860, 37305170, 44766204, 55957755, 74610340, 111915510, 223831020]

約数ペア:

[(1, 223831020), (2, 111915510), (3, 74610340), (4, 55957755), (5, 44766204), (6, 37305170), (7, 31975860), (10, 22383102), (12, 18652585), (14, 15987930), (15, 14922068), (19, 11780580), (20, 11191551), (21, 10658620), (28, 7993965), (30, 7461034), (35, 6395172), (38, 5890290), (42, 5329310), (49, 4567980), (57, 3926860), (60, 3730517), (70, 3197586), (76, 2945145), (84, 2664655), (95, 2356116), (98, 2283990), (105, 2131724), (114, 1963430), (133, 1682940), (140, 1598793), (147, 1522660), (190, 1178058), (196, 1141995), (210, 1065862), (228, 981715), (245, 913596), (266, 841470), (285, 785372), (294, 761330), (380, 589029), (399, 560980), (420, 532931), (490, 456798), (532, 420735), (570, 392686), (588, 380665), (665, 336588), (735, 304532), (798, 280490), (931, 240420), (980, 228399), (1140, 196343), (1330, 168294), (1470, 152266), (1596, 140245), (1862, 120210), (1995, 112196), (2660, 84147), (2793, 80140), (2940, 76133), (3724, 60105), (3990, 56098), (4007, 55860), (4655, 48084), (5586, 40070), (7980, 28049), (8014, 27930), (9310, 24042), (11172, 20035), (12021, 18620), (13965, 16028)]