253791540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:422

約数の個数: 144

約数和(自身を含む): 795674880

約数和(自身を除く): 541883340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 131, 141, 180, 188, 229, 235, 262, 282, 393, 423, 458, 470, 524, 564, 655, 687, 705, 786, 846, 916, 940, 1145, 1179, 1310, 1374, 1410, 1572, 1692, 1965, 2061, 2115, 2290, 2358, 2620, 2748, 2820, 3435, 3930, 4122, 4230, 4580, 4716, 5895, 6157, 6870, 7860, 8244, 8460, 10305, 10763, 11790, 12314, 13740, 18471, 20610, 21526, 23580, 24628, 29999, 30785, 32289, 36942, 41220, 43052, 53815, 55413, 59998, 61570, 64578, 73884, 89997, 92355, 96867, 107630, 110826, 119996, 123140, 129156, 149995, 161445, 179994, 184710, 193734, 215260, 221652, 269991, 277065, 299990, 322890, 359988, 369420, 387468, 449985, 484335, 539982, 554130, 599980, 645780, 899970, 968670, 1079964, 1108260, 1349955, 1409953, 1799940, 1937340, 2699910, 2819906, 4229859, 5399820, 5639812, 7049765, 8459718, 12689577, 14099530, 16919436, 21149295, 25379154, 28199060, 42298590, 50758308, 63447885, 84597180, 126895770, 253791540]

約数ペア:

[(1, 253791540), (2, 126895770), (3, 84597180), (4, 63447885), (5, 50758308), (6, 42298590), (9, 28199060), (10, 25379154), (12, 21149295), (15, 16919436), (18, 14099530), (20, 12689577), (30, 8459718), (36, 7049765), (45, 5639812), (47, 5399820), (60, 4229859), (90, 2819906), (94, 2699910), (131, 1937340), (141, 1799940), (180, 1409953), (188, 1349955), (229, 1108260), (235, 1079964), (262, 968670), (282, 899970), (393, 645780), (423, 599980), (458, 554130), (470, 539982), (524, 484335), (564, 449985), (655, 387468), (687, 369420), (705, 359988), (786, 322890), (846, 299990), (916, 277065), (940, 269991), (1145, 221652), (1179, 215260), (1310, 193734), (1374, 184710), (1410, 179994), (1572, 161445), (1692, 149995), (1965, 129156), (2061, 123140), (2115, 119996), (2290, 110826), (2358, 107630), (2620, 96867), (2748, 92355), (2820, 89997), (3435, 73884), (3930, 64578), (4122, 61570), (4230, 59998), (4580, 55413), (4716, 53815), (5895, 43052), (6157, 41220), (6870, 36942), (7860, 32289), (8244, 30785), (8460, 29999), (10305, 24628), (10763, 23580), (11790, 21526), (12314, 20610), (13740, 18471)]