315278820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:594

約数の個数: 144

約数和(自身を含む): 990662400

約数和(自身を除く): 675383580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 83, 90, 94, 141, 166, 180, 188, 235, 249, 282, 332, 415, 423, 449, 470, 498, 564, 705, 747, 830, 846, 898, 940, 996, 1245, 1347, 1410, 1494, 1660, 1692, 1796, 2115, 2245, 2490, 2694, 2820, 2988, 3735, 3901, 4041, 4230, 4490, 4980, 5388, 6735, 7470, 7802, 8082, 8460, 8980, 11703, 13470, 14940, 15604, 16164, 19505, 20205, 21103, 23406, 26940, 35109, 37267, 39010, 40410, 42206, 46812, 58515, 63309, 70218, 74534, 78020, 80820, 84412, 105515, 111801, 117030, 126618, 140436, 149068, 175545, 186335, 189927, 211030, 223602, 234060, 253236, 316545, 335403, 351090, 372670, 379854, 422060, 447204, 559005, 633090, 670806, 702180, 745340, 759708, 949635, 1118010, 1266180, 1341612, 1677015, 1751549, 1899270, 2236020, 3354030, 3503098, 3798540, 5254647, 6708060, 7006196, 8757745, 10509294, 15763941, 17515490, 21018588, 26273235, 31527882, 35030980, 52546470, 63055764, 78819705, 105092940, 157639410, 315278820]

約数ペア:

[(1, 315278820), (2, 157639410), (3, 105092940), (4, 78819705), (5, 63055764), (6, 52546470), (9, 35030980), (10, 31527882), (12, 26273235), (15, 21018588), (18, 17515490), (20, 15763941), (30, 10509294), (36, 8757745), (45, 7006196), (47, 6708060), (60, 5254647), (83, 3798540), (90, 3503098), (94, 3354030), (141, 2236020), (166, 1899270), (180, 1751549), (188, 1677015), (235, 1341612), (249, 1266180), (282, 1118010), (332, 949635), (415, 759708), (423, 745340), (449, 702180), (470, 670806), (498, 633090), (564, 559005), (705, 447204), (747, 422060), (830, 379854), (846, 372670), (898, 351090), (940, 335403), (996, 316545), (1245, 253236), (1347, 234060), (1410, 223602), (1494, 211030), (1660, 189927), (1692, 186335), (1796, 175545), (2115, 149068), (2245, 140436), (2490, 126618), (2694, 117030), (2820, 111801), (2988, 105515), (3735, 84412), (3901, 80820), (4041, 78020), (4230, 74534), (4490, 70218), (4980, 63309), (5388, 58515), (6735, 46812), (7470, 42206), (7802, 40410), (8082, 39010), (8460, 37267), (8980, 35109), (11703, 26940), (13470, 23406), (14940, 21103), (15604, 20205), (16164, 19505)]