2021657190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{72383}}^1$

素因数の和:72426

約数の個数: 96

約数和(自身を含む): 5941278720

約数和(自身を除く): 3919621530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 133, 147, 190, 210, 245, 266, 285, 294, 399, 490, 570, 665, 735, 798, 931, 1330, 1470, 1862, 1995, 2793, 3990, 4655, 5586, 9310, 13965, 27930, 72383, 144766, 217149, 361915, 434298, 506681, 723830, 1013362, 1085745, 1375277, 1520043, 2171490, 2533405, 2750554, 3040086, 3546767, 4125831, 5066810, 6876385, 7093534, 7600215, 8251662, 9626939, 10640301, 13752770, 15200430, 17733835, 19253878, 20629155, 21280602, 28880817, 35467670, 41258310, 48134695, 53201505, 57761634, 67388573, 96269390, 106403010, 134777146, 144404085, 202165719, 288808170, 336942865, 404331438, 673885730, 1010828595, 2021657190]

約数ペア:

[(1, 2021657190), (2, 1010828595), (3, 673885730), (5, 404331438), (6, 336942865), (7, 288808170), (10, 202165719), (14, 144404085), (15, 134777146), (19, 106403010), (21, 96269390), (30, 67388573), (35, 57761634), (38, 53201505), (42, 48134695), (49, 41258310), (57, 35467670), (70, 28880817), (95, 21280602), (98, 20629155), (105, 19253878), (114, 17733835), (133, 15200430), (147, 13752770), (190, 10640301), (210, 9626939), (245, 8251662), (266, 7600215), (285, 7093534), (294, 6876385), (399, 5066810), (490, 4125831), (570, 3546767), (665, 3040086), (735, 2750554), (798, 2533405), (931, 2171490), (1330, 1520043), (1470, 1375277), (1862, 1085745), (1995, 1013362), (2793, 723830), (3990, 506681), (4655, 434298), (5586, 361915), (9310, 217149), (13965, 144766), (27930, 72383)]