17942820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 62052480

約数和(自身を除く): 44109660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 359, 420, 476, 490, 510, 588, 595, 714, 718, 735, 833, 980, 1020, 1077, 1190, 1428, 1436, 1470, 1666, 1785, 1795, 2154, 2380, 2499, 2513, 2940, 3332, 3570, 3590, 4165, 4308, 4998, 5026, 5385, 6103, 7140, 7180, 7539, 8330, 9996, 10052, 10770, 12206, 12495, 12565, 15078, 16660, 17591, 18309, 21540, 24412, 24990, 25130, 30156, 30515, 35182, 36618, 37695, 42721, 49980, 50260, 52773, 61030, 70364, 73236, 75390, 85442, 87955, 91545, 105546, 122060, 128163, 150780, 170884, 175910, 183090, 211092, 213605, 256326, 263865, 299047, 351820, 366180, 427210, 512652, 527730, 598094, 640815, 854420, 897141, 1055460, 1196188, 1281630, 1495235, 1794282, 2563260, 2990470, 3588564, 4485705, 5980940, 8971410, 17942820]

約数ペア:

[(1, 17942820), (2, 8971410), (3, 5980940), (4, 4485705), (5, 3588564), (6, 2990470), (7, 2563260), (10, 1794282), (12, 1495235), (14, 1281630), (15, 1196188), (17, 1055460), (20, 897141), (21, 854420), (28, 640815), (30, 598094), (34, 527730), (35, 512652), (42, 427210), (49, 366180), (51, 351820), (60, 299047), (68, 263865), (70, 256326), (84, 213605), (85, 211092), (98, 183090), (102, 175910), (105, 170884), (119, 150780), (140, 128163), (147, 122060), (170, 105546), (196, 91545), (204, 87955), (210, 85442), (238, 75390), (245, 73236), (255, 70364), (294, 61030), (340, 52773), (357, 50260), (359, 49980), (420, 42721), (476, 37695), (490, 36618), (510, 35182), (588, 30515), (595, 30156), (714, 25130), (718, 24990), (735, 24412), (833, 21540), (980, 18309), (1020, 17591), (1077, 16660), (1190, 15078), (1428, 12565), (1436, 12495), (1470, 12206), (1666, 10770), (1785, 10052), (1795, 9996), (2154, 8330), (2380, 7539), (2499, 7180), (2513, 7140), (2940, 6103), (3332, 5385), (3570, 5026), (3590, 4998), (4165, 4308)]