217385970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5839}}^1$

素因数の和:5939

約数の個数: 64

約数和(自身を含む): 560079360

約数和(自身を除く): 342693390

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 73, 85, 102, 146, 170, 219, 255, 365, 438, 510, 730, 1095, 1241, 2190, 2482, 3723, 5839, 6205, 7446, 11678, 12410, 17517, 18615, 29195, 35034, 37230, 58390, 87585, 99263, 175170, 198526, 297789, 426247, 496315, 595578, 852494, 992630, 1278741, 1488945, 2131235, 2557482, 2977890, 4262470, 6393705, 7246199, 12787410, 14492398, 21738597, 36230995, 43477194, 72461990, 108692985, 217385970]

約数ペア:

[(1, 217385970), (2, 108692985), (3, 72461990), (5, 43477194), (6, 36230995), (10, 21738597), (15, 14492398), (17, 12787410), (30, 7246199), (34, 6393705), (51, 4262470), (73, 2977890), (85, 2557482), (102, 2131235), (146, 1488945), (170, 1278741), (219, 992630), (255, 852494), (365, 595578), (438, 496315), (510, 426247), (730, 297789), (1095, 198526), (1241, 175170), (2190, 99263), (2482, 87585), (3723, 58390), (5839, 37230), (6205, 35034), (7446, 29195), (11678, 18615), (12410, 17517)]