213835020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{72733}}^1$

素因数の和:72759

約数の個数: 72

約数和(自身を含む): 696500784

約数和(自身を除く): 482665764

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, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 72733, 145466, 218199, 290932, 363665, 436398, 509131, 727330, 872796, 1018262, 1090995, 1454660, 1527393, 2036524, 2181990, 2545655, 3054786, 3563917, 4363980, 5091310, 6109572, 7127834, 7636965, 10182620, 10691751, 14255668, 15273930, 17819585, 21383502, 30547860, 35639170, 42767004, 53458755, 71278340, 106917510, 213835020]

約数ペア:

[(1, 213835020), (2, 106917510), (3, 71278340), (4, 53458755), (5, 42767004), (6, 35639170), (7, 30547860), (10, 21383502), (12, 17819585), (14, 15273930), (15, 14255668), (20, 10691751), (21, 10182620), (28, 7636965), (30, 7127834), (35, 6109572), (42, 5091310), (49, 4363980), (60, 3563917), (70, 3054786), (84, 2545655), (98, 2181990), (105, 2036524), (140, 1527393), (147, 1454660), (196, 1090995), (210, 1018262), (245, 872796), (294, 727330), (420, 509131), (490, 436398), (588, 363665), (735, 290932), (980, 218199), (1470, 145466), (2940, 72733)]