145679940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 216

約数和(自身を含む): 522849600

約数和(自身を除く): 377169660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 83, 84, 90, 98, 105, 126, 140, 147, 166, 180, 196, 199, 210, 245, 249, 252, 294, 315, 332, 398, 415, 420, 441, 490, 498, 581, 588, 597, 630, 735, 747, 796, 830, 882, 980, 995, 996, 1162, 1194, 1245, 1260, 1393, 1470, 1494, 1660, 1743, 1764, 1791, 1990, 2205, 2324, 2388, 2490, 2786, 2905, 2940, 2985, 2988, 3486, 3582, 3735, 3980, 4067, 4179, 4410, 4980, 5229, 5572, 5810, 5970, 6965, 6972, 7164, 7470, 8134, 8358, 8715, 8820, 8955, 9751, 10458, 11620, 11940, 12201, 12537, 13930, 14940, 16268, 16517, 16716, 17430, 17910, 19502, 20335, 20895, 20916, 24402, 25074, 26145, 27860, 29253, 33034, 34860, 35820, 36603, 39004, 40670, 41790, 48755, 48804, 49551, 50148, 52290, 58506, 61005, 62685, 66068, 73206, 81340, 82585, 83580, 87759, 97510, 99102, 104580, 115619, 117012, 122010, 125370, 146265, 146412, 148653, 165170, 175518, 183015, 195020, 198204, 231238, 244020, 247755, 250740, 292530, 297306, 330340, 346857, 351036, 366030, 438795, 462476, 495510, 578095, 585060, 594612, 693714, 732060, 743265, 809333, 877590, 991020, 1040571, 1156190, 1387428, 1486530, 1618666, 1734285, 1755180, 2081142, 2312380, 2427999, 2973060, 3237332, 3468570, 4046665, 4162284, 4855998, 5202855, 6937140, 7283997, 8093330, 9711996, 10405710, 12139995, 14567994, 16186660, 20811420, 24279990, 29135988, 36419985, 48559980, 72839970, 145679940]

約数ペア:

[(1, 145679940), (2, 72839970), (3, 48559980), (4, 36419985), (5, 29135988), (6, 24279990), (7, 20811420), (9, 16186660), (10, 14567994), (12, 12139995), (14, 10405710), (15, 9711996), (18, 8093330), (20, 7283997), (21, 6937140), (28, 5202855), (30, 4855998), (35, 4162284), (36, 4046665), (42, 3468570), (45, 3237332), (49, 2973060), (60, 2427999), (63, 2312380), (70, 2081142), (83, 1755180), (84, 1734285), (90, 1618666), (98, 1486530), (105, 1387428), (126, 1156190), (140, 1040571), (147, 991020), (166, 877590), (180, 809333), (196, 743265), (199, 732060), (210, 693714), (245, 594612), (249, 585060), (252, 578095), (294, 495510), (315, 462476), (332, 438795), (398, 366030), (415, 351036), (420, 346857), (441, 330340), (490, 297306), (498, 292530), (581, 250740), (588, 247755), (597, 244020), (630, 231238), (735, 198204), (747, 195020), (796, 183015), (830, 175518), (882, 165170), (980, 148653), (995, 146412), (996, 146265), (1162, 125370), (1194, 122010), (1245, 117012), (1260, 115619), (1393, 104580), (1470, 99102), (1494, 97510), (1660, 87759), (1743, 83580), (1764, 82585), (1791, 81340), (1990, 73206), (2205, 66068), (2324, 62685), (2388, 61005), (2490, 58506), (2786, 52290), (2905, 50148), (2940, 49551), (2985, 48804), (2988, 48755), (3486, 41790), (3582, 40670), (3735, 39004), (3980, 36603), (4067, 35820), (4179, 34860), (4410, 33034), (4980, 29253), (5229, 27860), (5572, 26145), (5810, 25074), (5970, 24402), (6965, 20916), (6972, 20895), (7164, 20335), (7470, 19502), (8134, 17910), (8358, 17430), (8715, 16716), (8820, 16517), (8955, 16268), (9751, 14940), (10458, 13930), (11620, 12537), (11940, 12201)]