240199470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:316

約数の個数: 192

約数和(自身を含む): 754790400

約数和(自身を除く): 514590930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 251, 279, 294, 310, 315, 343, 434, 441, 465, 490, 502, 558, 630, 651, 686, 735, 753, 882, 930, 1029, 1085, 1255, 1302, 1395, 1470, 1506, 1519, 1715, 1757, 1953, 2058, 2170, 2205, 2259, 2510, 2790, 3038, 3087, 3255, 3430, 3514, 3765, 3906, 4410, 4518, 4557, 5145, 5271, 6174, 6510, 7530, 7595, 7781, 8785, 9114, 9765, 10290, 10542, 10633, 11295, 12299, 13671, 15190, 15435, 15562, 15813, 17570, 19530, 21266, 22590, 22785, 23343, 24598, 26355, 27342, 30870, 31626, 31899, 36897, 38905, 45570, 46686, 52710, 53165, 54467, 61495, 63798, 68355, 70029, 73794, 77810, 79065, 86093, 95697, 106330, 108934, 110691, 116715, 122990, 136710, 140058, 158130, 159495, 163401, 172186, 184485, 191394, 221382, 233430, 258279, 272335, 318990, 326802, 350145, 368970, 381269, 430465, 478485, 490203, 516558, 544670, 553455, 700290, 762538, 774837, 817005, 860930, 956970, 980406, 1106910, 1143807, 1291395, 1549674, 1634010, 1906345, 2287614, 2451015, 2582790, 2668883, 3431421, 3812690, 3874185, 4902030, 5337766, 5719035, 6862842, 7748370, 8006649, 11438070, 13344415, 16013298, 17157105, 24019947, 26688830, 34314210, 40033245, 48039894, 80066490, 120099735, 240199470]

約数ペア:

[(1, 240199470), (2, 120099735), (3, 80066490), (5, 48039894), (6, 40033245), (7, 34314210), (9, 26688830), (10, 24019947), (14, 17157105), (15, 16013298), (18, 13344415), (21, 11438070), (30, 8006649), (31, 7748370), (35, 6862842), (42, 5719035), (45, 5337766), (49, 4902030), (62, 3874185), (63, 3812690), (70, 3431421), (90, 2668883), (93, 2582790), (98, 2451015), (105, 2287614), (126, 1906345), (147, 1634010), (155, 1549674), (186, 1291395), (210, 1143807), (217, 1106910), (245, 980406), (251, 956970), (279, 860930), (294, 817005), (310, 774837), (315, 762538), (343, 700290), (434, 553455), (441, 544670), (465, 516558), (490, 490203), (502, 478485), (558, 430465), (630, 381269), (651, 368970), (686, 350145), (735, 326802), (753, 318990), (882, 272335), (930, 258279), (1029, 233430), (1085, 221382), (1255, 191394), (1302, 184485), (1395, 172186), (1470, 163401), (1506, 159495), (1519, 158130), (1715, 140058), (1757, 136710), (1953, 122990), (2058, 116715), (2170, 110691), (2205, 108934), (2259, 106330), (2510, 95697), (2790, 86093), (3038, 79065), (3087, 77810), (3255, 73794), (3430, 70029), (3514, 68355), (3765, 63798), (3906, 61495), (4410, 54467), (4518, 53165), (4557, 52710), (5145, 46686), (5271, 45570), (6174, 38905), (6510, 36897), (7530, 31899), (7595, 31626), (7781, 30870), (8785, 27342), (9114, 26355), (9765, 24598), (10290, 23343), (10542, 22785), (10633, 22590), (11295, 21266), (12299, 19530), (13671, 17570), (15190, 15813), (15435, 15562)]