15295140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 54163200

約数和(自身を除く): 38868060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 199, 210, 244, 252, 305, 315, 366, 398, 420, 427, 549, 597, 610, 630, 732, 796, 854, 915, 995, 1098, 1194, 1220, 1260, 1281, 1393, 1708, 1791, 1830, 1990, 2135, 2196, 2388, 2562, 2745, 2786, 2985, 3582, 3660, 3843, 3980, 4179, 4270, 5124, 5490, 5572, 5970, 6405, 6965, 7164, 7686, 8358, 8540, 8955, 10980, 11940, 12139, 12537, 12810, 13930, 15372, 16716, 17910, 19215, 20895, 24278, 25074, 25620, 27860, 35820, 36417, 38430, 41790, 48556, 50148, 60695, 62685, 72834, 76860, 83580, 84973, 109251, 121390, 125370, 145668, 169946, 182085, 218502, 242780, 250740, 254919, 339892, 364170, 424865, 437004, 509838, 546255, 728340, 764757, 849730, 1019676, 1092510, 1274595, 1529514, 1699460, 2185020, 2549190, 3059028, 3823785, 5098380, 7647570, 15295140]

約数ペア:

[(1, 15295140), (2, 7647570), (3, 5098380), (4, 3823785), (5, 3059028), (6, 2549190), (7, 2185020), (9, 1699460), (10, 1529514), (12, 1274595), (14, 1092510), (15, 1019676), (18, 849730), (20, 764757), (21, 728340), (28, 546255), (30, 509838), (35, 437004), (36, 424865), (42, 364170), (45, 339892), (60, 254919), (61, 250740), (63, 242780), (70, 218502), (84, 182085), (90, 169946), (105, 145668), (122, 125370), (126, 121390), (140, 109251), (180, 84973), (183, 83580), (199, 76860), (210, 72834), (244, 62685), (252, 60695), (305, 50148), (315, 48556), (366, 41790), (398, 38430), (420, 36417), (427, 35820), (549, 27860), (597, 25620), (610, 25074), (630, 24278), (732, 20895), (796, 19215), (854, 17910), (915, 16716), (995, 15372), (1098, 13930), (1194, 12810), (1220, 12537), (1260, 12139), (1281, 11940), (1393, 10980), (1708, 8955), (1791, 8540), (1830, 8358), (1990, 7686), (2135, 7164), (2196, 6965), (2388, 6405), (2562, 5970), (2745, 5572), (2786, 5490), (2985, 5124), (3582, 4270), (3660, 4179), (3843, 3980)]