18669750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 53194752

約数和(自身を除く): 34525002

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 31, 33, 50, 55, 62, 66, 73, 75, 93, 110, 125, 146, 150, 155, 165, 186, 219, 250, 275, 310, 330, 341, 365, 375, 438, 465, 550, 682, 730, 750, 775, 803, 825, 930, 1023, 1095, 1375, 1550, 1606, 1650, 1705, 1825, 2046, 2190, 2263, 2325, 2409, 2750, 3410, 3650, 3875, 4015, 4125, 4526, 4650, 4818, 5115, 5475, 6789, 7750, 8030, 8250, 8525, 9125, 10230, 10950, 11315, 11625, 12045, 13578, 17050, 18250, 20075, 22630, 23250, 24090, 24893, 25575, 27375, 33945, 40150, 42625, 49786, 51150, 54750, 56575, 60225, 67890, 74679, 85250, 100375, 113150, 120450, 124465, 127875, 149358, 169725, 200750, 248930, 255750, 282875, 301125, 339450, 373395, 565750, 602250, 622325, 746790, 848625, 1244650, 1697250, 1866975, 3111625, 3733950, 6223250, 9334875, 18669750]

約数ペア:

[(1, 18669750), (2, 9334875), (3, 6223250), (5, 3733950), (6, 3111625), (10, 1866975), (11, 1697250), (15, 1244650), (22, 848625), (25, 746790), (30, 622325), (31, 602250), (33, 565750), (50, 373395), (55, 339450), (62, 301125), (66, 282875), (73, 255750), (75, 248930), (93, 200750), (110, 169725), (125, 149358), (146, 127875), (150, 124465), (155, 120450), (165, 113150), (186, 100375), (219, 85250), (250, 74679), (275, 67890), (310, 60225), (330, 56575), (341, 54750), (365, 51150), (375, 49786), (438, 42625), (465, 40150), (550, 33945), (682, 27375), (730, 25575), (750, 24893), (775, 24090), (803, 23250), (825, 22630), (930, 20075), (1023, 18250), (1095, 17050), (1375, 13578), (1550, 12045), (1606, 11625), (1650, 11315), (1705, 10950), (1825, 10230), (2046, 9125), (2190, 8525), (2263, 8250), (2325, 8030), (2409, 7750), (2750, 6789), (3410, 5475), (3650, 5115), (3875, 4818), (4015, 4650), (4125, 4526)]