245962980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 240

約数和(自身を含む): 831821760

約数和(自身を除く): 585858780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 61, 76, 81, 90, 95, 108, 114, 122, 131, 135, 162, 171, 180, 183, 190, 228, 244, 262, 270, 285, 305, 324, 342, 366, 380, 393, 405, 513, 524, 540, 549, 570, 610, 655, 684, 732, 786, 810, 855, 915, 1026, 1098, 1140, 1159, 1179, 1220, 1310, 1539, 1572, 1620, 1647, 1710, 1830, 1965, 2052, 2196, 2318, 2358, 2489, 2565, 2620, 2745, 3078, 3294, 3420, 3477, 3537, 3660, 3930, 4636, 4716, 4941, 4978, 5130, 5490, 5795, 5895, 6156, 6588, 6954, 7074, 7467, 7695, 7860, 7991, 8235, 9882, 9956, 10260, 10431, 10611, 10980, 11590, 11790, 12445, 13908, 14148, 14934, 15390, 15982, 16470, 17385, 17685, 19764, 20862, 21222, 22401, 23180, 23580, 23973, 24705, 24890, 29868, 30780, 31293, 31964, 32940, 34770, 35370, 37335, 39955, 41724, 42444, 44802, 47946, 49410, 49780, 52155, 53055, 62586, 67203, 69540, 70740, 71919, 74670, 79910, 89604, 93879, 95892, 98820, 104310, 106110, 112005, 119865, 125172, 134406, 143838, 149340, 151829, 156465, 159820, 187758, 201609, 208620, 212220, 215757, 224010, 239730, 268812, 287676, 303658, 312930, 336015, 359595, 375516, 403218, 431514, 448020, 455487, 469395, 479460, 607316, 625860, 647271, 672030, 719190, 759145, 806436, 863028, 910974, 938790, 1008045, 1078785, 1294542, 1344060, 1366461, 1438380, 1518290, 1821948, 1877580, 2016090, 2157570, 2277435, 2589084, 2732922, 3036580, 3236355, 4032180, 4099383, 4315140, 4554870, 5465844, 6472710, 6832305, 8198766, 9109740, 12298149, 12945420, 13664610, 16397532, 20496915, 24596298, 27329220, 40993830, 49192596, 61490745, 81987660, 122981490, 245962980]

約数ペア:

[(1, 245962980), (2, 122981490), (3, 81987660), (4, 61490745), (5, 49192596), (6, 40993830), (9, 27329220), (10, 24596298), (12, 20496915), (15, 16397532), (18, 13664610), (19, 12945420), (20, 12298149), (27, 9109740), (30, 8198766), (36, 6832305), (38, 6472710), (45, 5465844), (54, 4554870), (57, 4315140), (60, 4099383), (61, 4032180), (76, 3236355), (81, 3036580), (90, 2732922), (95, 2589084), (108, 2277435), (114, 2157570), (122, 2016090), (131, 1877580), (135, 1821948), (162, 1518290), (171, 1438380), (180, 1366461), (183, 1344060), (190, 1294542), (228, 1078785), (244, 1008045), (262, 938790), (270, 910974), (285, 863028), (305, 806436), (324, 759145), (342, 719190), (366, 672030), (380, 647271), (393, 625860), (405, 607316), (513, 479460), (524, 469395), (540, 455487), (549, 448020), (570, 431514), (610, 403218), (655, 375516), (684, 359595), (732, 336015), (786, 312930), (810, 303658), (855, 287676), (915, 268812), (1026, 239730), (1098, 224010), (1140, 215757), (1159, 212220), (1179, 208620), (1220, 201609), (1310, 187758), (1539, 159820), (1572, 156465), (1620, 151829), (1647, 149340), (1710, 143838), (1830, 134406), (1965, 125172), (2052, 119865), (2196, 112005), (2318, 106110), (2358, 104310), (2489, 98820), (2565, 95892), (2620, 93879), (2745, 89604), (3078, 79910), (3294, 74670), (3420, 71919), (3477, 70740), (3537, 69540), (3660, 67203), (3930, 62586), (4636, 53055), (4716, 52155), (4941, 49780), (4978, 49410), (5130, 47946), (5490, 44802), (5795, 42444), (5895, 41724), (6156, 39955), (6588, 37335), (6954, 35370), (7074, 34770), (7467, 32940), (7695, 31964), (7860, 31293), (7991, 30780), (8235, 29868), (9882, 24890), (9956, 24705), (10260, 23973), (10431, 23580), (10611, 23180), (10980, 22401), (11590, 21222), (11790, 20862), (12445, 19764), (13908, 17685), (14148, 17385), (14934, 16470), (15390, 15982)]