72718180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{547}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 169581888

約数和(自身を除く): 96863708

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 289, 340, 391, 460, 547, 578, 782, 1094, 1156, 1445, 1564, 1955, 2188, 2735, 2890, 3910, 5470, 5780, 6647, 7820, 9299, 10940, 12581, 13294, 18598, 25162, 26588, 33235, 37196, 46495, 50324, 62905, 66470, 92990, 125810, 132940, 158083, 185980, 213877, 251620, 316166, 427754, 632332, 790415, 855508, 1069385, 1580830, 2138770, 3161660, 3635909, 4277540, 7271818, 14543636, 18179545, 36359090, 72718180]

約数ペア:

[(1, 72718180), (2, 36359090), (4, 18179545), (5, 14543636), (10, 7271818), (17, 4277540), (20, 3635909), (23, 3161660), (34, 2138770), (46, 1580830), (68, 1069385), (85, 855508), (92, 790415), (115, 632332), (170, 427754), (230, 316166), (289, 251620), (340, 213877), (391, 185980), (460, 158083), (547, 132940), (578, 125810), (782, 92990), (1094, 66470), (1156, 62905), (1445, 50324), (1564, 46495), (1955, 37196), (2188, 33235), (2735, 26588), (2890, 25162), (3910, 18598), (5470, 13294), (5780, 12581), (6647, 10940), (7820, 9299)]