248964100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 216

約数和(自身を含む): 712454400

約数和(自身を除く): 463490300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 31, 35, 44, 49, 50, 55, 62, 70, 77, 98, 100, 110, 124, 140, 149, 154, 155, 175, 196, 217, 220, 245, 275, 298, 308, 310, 341, 350, 385, 434, 490, 539, 550, 596, 620, 682, 700, 745, 770, 775, 868, 980, 1043, 1078, 1085, 1100, 1225, 1364, 1490, 1519, 1540, 1550, 1639, 1705, 1925, 2086, 2156, 2170, 2387, 2450, 2695, 2980, 3038, 3100, 3278, 3410, 3725, 3850, 4172, 4340, 4619, 4774, 4900, 5215, 5390, 5425, 6076, 6556, 6820, 7301, 7450, 7595, 7700, 8195, 8525, 9238, 9548, 10430, 10780, 10850, 11473, 11935, 13475, 14602, 14900, 15190, 16390, 16709, 17050, 18476, 20860, 21700, 22946, 23095, 23870, 26075, 26950, 29204, 30380, 32333, 32780, 33418, 34100, 36505, 37975, 40975, 45892, 46190, 47740, 50809, 52150, 53900, 57365, 59675, 64666, 66836, 73010, 75950, 80311, 81950, 83545, 92380, 101618, 104300, 114730, 115475, 119350, 129332, 146020, 151900, 160622, 161665, 163900, 167090, 182525, 203236, 226331, 229460, 230950, 238700, 254045, 286825, 321244, 323330, 334180, 355663, 365050, 401555, 417725, 452662, 461900, 508090, 573650, 646660, 711326, 730100, 803110, 808325, 835450, 905324, 1016180, 1131655, 1147300, 1270225, 1422652, 1606220, 1616650, 1670900, 1778315, 2007775, 2263310, 2489641, 2540450, 3233300, 3556630, 4015550, 4526620, 4979282, 5080900, 5658275, 7113260, 8031100, 8891575, 9958564, 11316550, 12448205, 17783150, 22633100, 24896410, 35566300, 49792820, 62241025, 124482050, 248964100]

約数ペア:

[(1, 248964100), (2, 124482050), (4, 62241025), (5, 49792820), (7, 35566300), (10, 24896410), (11, 22633100), (14, 17783150), (20, 12448205), (22, 11316550), (25, 9958564), (28, 8891575), (31, 8031100), (35, 7113260), (44, 5658275), (49, 5080900), (50, 4979282), (55, 4526620), (62, 4015550), (70, 3556630), (77, 3233300), (98, 2540450), (100, 2489641), (110, 2263310), (124, 2007775), (140, 1778315), (149, 1670900), (154, 1616650), (155, 1606220), (175, 1422652), (196, 1270225), (217, 1147300), (220, 1131655), (245, 1016180), (275, 905324), (298, 835450), (308, 808325), (310, 803110), (341, 730100), (350, 711326), (385, 646660), (434, 573650), (490, 508090), (539, 461900), (550, 452662), (596, 417725), (620, 401555), (682, 365050), (700, 355663), (745, 334180), (770, 323330), (775, 321244), (868, 286825), (980, 254045), (1043, 238700), (1078, 230950), (1085, 229460), (1100, 226331), (1225, 203236), (1364, 182525), (1490, 167090), (1519, 163900), (1540, 161665), (1550, 160622), (1639, 151900), (1705, 146020), (1925, 129332), (2086, 119350), (2156, 115475), (2170, 114730), (2387, 104300), (2450, 101618), (2695, 92380), (2980, 83545), (3038, 81950), (3100, 80311), (3278, 75950), (3410, 73010), (3725, 66836), (3850, 64666), (4172, 59675), (4340, 57365), (4619, 53900), (4774, 52150), (4900, 50809), (5215, 47740), (5390, 46190), (5425, 45892), (6076, 40975), (6556, 37975), (6820, 36505), (7301, 34100), (7450, 33418), (7595, 32780), (7700, 32333), (8195, 30380), (8525, 29204), (9238, 26950), (9548, 26075), (10430, 23870), (10780, 23095), (10850, 22946), (11473, 21700), (11935, 20860), (13475, 18476), (14602, 17050), (14900, 16709), (15190, 16390)]