219640890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{33739}}^1$

素因数の和:33787

約数の個数: 64

約数和(自身を含む): 621895680

約数和(自身を除く): 402254790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 6510, 33739, 67478, 101217, 168695, 202434, 236173, 337390, 472346, 506085, 708519, 1012170, 1045909, 1180865, 1417038, 2091818, 2361730, 3137727, 3542595, 5229545, 6275454, 7085190, 7321363, 10459090, 14642726, 15688635, 21964089, 31377270, 36606815, 43928178, 73213630, 109820445, 219640890]

約数ペア:

[(1, 219640890), (2, 109820445), (3, 73213630), (5, 43928178), (6, 36606815), (7, 31377270), (10, 21964089), (14, 15688635), (15, 14642726), (21, 10459090), (30, 7321363), (31, 7085190), (35, 6275454), (42, 5229545), (62, 3542595), (70, 3137727), (93, 2361730), (105, 2091818), (155, 1417038), (186, 1180865), (210, 1045909), (217, 1012170), (310, 708519), (434, 506085), (465, 472346), (651, 337390), (930, 236173), (1085, 202434), (1302, 168695), (2170, 101217), (3255, 67478), (6510, 33739)]